2.You ought not to/ought to do homework before you go out with your friends.. 5.You ought to/ought not to drink a lot of water every day.. My friend says: "You don't have to/mustn't drin
Trang 1MODAL VERBS: MUST, CAN, SHOULD, OUGHT TO
I Complete the sentences using the given words.
mustn't/don't have to/should/ought
1.You ……… type your essay but if you want, you can do it
2 I ……… go home too late My parents are very strict
3 She is an expert adviser; thus, I think you ……… to ask her for some advice
4 You ……… ask your teacher if you don't understand the lesson
II Complete the sentences using the given words.
shouldn't/have to/ought not/must
1 I……… finish homework before coming to class My teacher is rather strict 2.We ……… show respect to our parents
3 I think you ……… stay up late because it is not good for your health
4 If you want to help your friend, you ……… to do her homework Instead, you should show her how to do it by herself
III Choose the best answer.
1 It's cold You should/shouldn't turn on the fan.
2.You ought not to/ought to do homework before you go out with your friends.
3.You should/shouldn't eat plenty of fruit or vegetables every day in order to keep healthy.
4.You must/mustn't eat in the class.
5.You ought to/ought not to drink a lot of water every day.
6 I must/have to submit my homework before 12 o'clock because the deadline is 12 o'clock.
7 I must/have to stay at home to take care of my children.
8 My friend says: "You don't have to/mustn't drink champagne You can have a coke or fruit juice
instead
9.You don't have to/mustn't drink if you're going to drive afterwards.
10.You don't have to/mustn't pick up Tom at the airport because Judy will pick him up.
IV Fill in the gaps with “must” and “have to” Use the negative form if necessary.
1.Tomorrow is Mai's birthday I ………buy a present for her
2.We might……… leave earlier than we expected
3 If you feel better, you………take medicine any more
4 I………leave home at 6:00 because I have an appointment at 7:00
5.You………eat a lot before doing the exercise If you do, you might get into some trouble with your stomach
6.We couldn't find a better present so we………choose this one
7 If you are a member of the club, you………pay to use these facilities because they are included in the membership fee
8 I had the flu, so I ……… stay in the bed for two days
9 If you are under 18 years old, you………ride a motorbike
10 All students………wear uniforms on Mondays
Trang 2V Match the advice with the suitable situation 1.
1.I don't feel well
2.All fruits on the tree are ripe
3.I have a toothache
4.I have a test tomorrow
5.I can't speak English well
a.You ought to pick them up immediately
b.You ought to review all lessons tonight
c.You should go to a doctor
d.You ought to go to the dentist
e.You should practice English every day
VI Choose the best answer.
1 You play loud music at night The neighbors will call the police
A mustn’t B needn’t C might not D couldn’t
2 It’s late I think we ………… better go
3 Children ……… play on the grass
A needn’t B don’t have to C must D mustn’t
4 Don’t pretend you don’t know that you…… have a valid ticket on the bus
5 You take photographs here It is a restricted area
A have to B mustn’t C don’t have to D shouldn’t
6 Everyone’s asleep We ……… make a noise
A couldn’t B mustn’t C needn’t D wouldn’t
7 I’m quite happy to walk You ……… drive me home
A don’t B haven’t C mustn’t D needn’t
8 You _ drink this It is poison
A must B needn't C mustn't D shouldn't
9.You aren’t allowed to take photographs here
A You needn’t take photographs here B You can’t take photographs here
C You don’t have to take photographs here D You mustn’t take photographs here
10 She felt ill and _ leave early
11 1 You _ use your mobile phone in the examination room
A oughtn’t to B mustn’t C don’t have to D shouldn’t
12 My grandparents live in the suburb, so whenever we visit them, we _ a bus
A must take B should take C have to be taken D have to take
13 “Must I take my umbrella?” - “No, you _ It’s not going to rain.”
A mustn’t B have to C needn’t D don’t
14 The Prince’s aircraft had to undergo a security check and so we _ to him for almost an hour Father was very impressed as normally he could have counted on nothing more than a handshake
A might talk B were able to talk C could have talked D may have talked
15 The book is optional My professor said we could read it if we needed extra credit But we _ read it if we don't want to
A cannot B don't have to C must not D should not
16 He……….his job because he seems very happy
A would like B can like C will like D must like
17 “Must you come when your neighbour calls?” – “No, I………
Trang 3A must not B mustn’t C don’t have to D must not come
18 You ……… exercise regularly
A mustn’t B should C would D needn’t
19 Young people obey their parents
A must B may C will D ought to
20 Laura, you and the kids just have dinner without waiting for me I work very hard today
A can B may C should D would
21 I be delighted to show you round the factory
A ought to B would C might D can
22 Leave early so that you miss the bus
A didn’t B won’t C shouldn’t D mustn’t
23 Jenny's engagement ring is enormous! It have cost a fortune
A must B might C will D should
24 You to write them today
A should B must C had D ought
52 If you like, we _ volleyball with the children while the men _ up the barbecue
A could play - are setting B could have played - have set
C will play - were setting D can play - had been setting
26 Unless he runs he catch the train
A will B mustn’t C wouldn’t D won’t
27 The lamp _ be broken Maybe the light bulb just burned out
A could not B might not C must not D cannot
28 Do you always have to say the first thing that pops into your head _ you think once in a while before you speak?
A Can not B Don't C Can't D Why
29 " you hand me that pair of scissors, please?"
A May B Will C Shall D Should
30 You _ forget to pay the rent tomorrow The landlord is very strict about paying on time
A couldn't B don't have to C mustn't D needn’t
31 John still hasn't come out He everything for the trip now
A must have been preparing C must be preparing
B will be preparing D will have prepared
32 Ted's flight from Amsterdam took more than 11 hours He _ be exhausted after such a long flight
A can B must C had better D has
33 You _ take along some cash The restaurant may not accept credit cards
A had better B has to C can D dare
34 The machine _ on by flipping this switch
A could be turning B can be turned C may turn D need turning
35 To remain on the safe side, we should not take things for granted and should be able to cope with all kinds of contingency; in Salts, for instance, the villagers _ for accommodating all the visitors
A may have been unprepared B need not to be prepared
C must not be prepared D may be unprepared
Trang 436 Kate: _ hold your breath for more than a minute? - Jack: No, I can't.
A Might you B Are you able to C Can you D Will you
37 You _ be rich to be a success Some of the most successful people I know haven't got a penny
to their name
A can't B shouldn't C don't have to D mustn’t
38 The company had sent the advertisement to the newspaper when they realised they’d mistyped the salary they were offering for the position Luckily, they _ the newspaper to correct their
mistake before they printed it
A could have asked B must have asked
C were able to ask D might have asked
39 Susan _ hear the speaker because the crowd was cheering so loudly
A couldn't B might not C can't D doesn’t
40 I've redone this math problem at least twenty times, but my answer is wrong according to the answer key The answer in the book _be wrong!
A should B have to C must D could
41 You _ worry so much It doesn't do you any good Either you get the job, or you don't If you don't, just apply for another one Eventually, you will find work
A can't B don't have to C shouldn't D may not
42. _we move into the living room? It's more comfortable in there and there's a beautiful view of the lake
A Will B Must C Shall D Dare
43 If I had gone white water rafting with my friends, I _ down the Colorado River right now
A would be floating B would have floated
C would float D would have been floated
44 At first, my boss didn't want to hire Sam But, because I had previously worked with Sam, I told
my boss that he _ take another look at his resume and reconsider him for the position
A has to B must C ought to D will
VII Mark the letter A, B, C, or D to indicate the underlined part that needs correction in each
of the following questions
1 I will leave the party early because I must studying for my exam
A B C D
2 I stayed up late last night because I mustn't go to school on Sunday
3 We ought to not play football as it's raining outside
A B C D
4 You mustn't to drive a car if you don't have a driving licence
A B C D
5 If you want some useful advice, you have better talk to your parents about your problem
A B C D
6 I had stay at home 3 days due to snowing heavily
A B C D
7 Because of his poverty, he has to struggling to make ends meet
Trang 58 According to the rules of this game, you had better not drop the ball.
9 If you want to get a higher mark in the next test, you have better put more effort into vocabulary
10 We shouldn't make an appointment with this doctor You can see him whenever you want
11 Look at the sky, it is going to rain Thus, you must bring along a raincoat
A B C D
12 I ought to go home now because I don't want to walk in the dark
13 As our teacher said yesterday, we ought to not worry about the mid-term test Take it easy
14 This competition is optional, so we not have to take part in it
A B C D
15 Despite having a little chance to win, you should give up your dream of becoming a star
A B C D
16 The professor told me that we should give this assignment in by Thursday at the latest
17 What you should do now is to make slides for the presentation tomorrow as we have a little time left
18 You have to apply for this position as soon as possible since it has only three vacancies
19 Ms Anna will give a fascinating lecture at 8 a.m., so you should be here at 7.45 to check in
A B C D
20 My advice is you have to consider carefully before making the final decision
A B C D
Trang 6KEY MODAL VERBS: MUST, CAN, SHOULD, OUGHT TO
I Complete the sentences using the given words.
mustn't/don't have to/should/ought
1.You … don't have to ……… type your essay but if you want, you can do it.
2 I ……… mustn't ……… go home too late My parents are very strict.
3 She is an expert adviser; thus, I think you ………… ought ………to ask her for some advice.
4 You ……… should ……… ask your teacher if you don't understand the lesson.
II Complete the sentences using the given words.
shouldn't/have to/ought not/must
1 I…… have to ………finish homework before coming to class My teacher is rather strict 2.We ……… must……….show respect to our parents.
3 I think you …… shouldn't ……….stay up late because it is not good for your health.
4 If you want to help your friend, you …… ought not ………to do her homework
Instead, you should show her how to do it by herself
III Choose the best answer.
1 It's cold You should/shouldn't turn on the fan.
2.You ought not to/ought to do homework before you go out with your friends.
3.You should/shouldn't eat plenty of fruit or vegetables every day in order to keep healthy.
4.You must/mustn't eat in the class.
5.You ought to/ought not to drink a lot of water every day.
6 I must/have to submit my homework before 12 o'clock because the deadline is 12 o'clock.
7 I must/have to stay at home to take care of my children.
8 My friend says: "You don't have to/mustn't drink champagne You can have a coke or fruit juice
instead
9.You don't have to/mustn't drink if you're going to drive afterwards.
10.You don't have to/mustn't pick up Tom at the airport because Judy will pick him up.
IV Fill in the gaps with "must" and "have to" Use the negative form if necessary.
1 Tomorrow is Mai's birthday I must _ buy a present for her
2 We might have to _ leave earlier than we expected
3 If you feel better, you don't have to _ take medicine any more
4 I have to _ leave home at 6:00 because I have an appointment at 7:00
5 You _ must not _ eat a lot before doing the exercise If you do, you might get into some
trouble with your stomach
6 We couldn't find a better present so we _had to choose this one
7 If you are a member of the club, you do not have to _ pay to use these facilities because
they are included in the membership fee
8 I had the flu, so I _had to stay in the bed for two days
9 If you are under 18 years old, you _mustn’t _ ride a motorbike
10 All students _have to _ wear uniforms on Mondays
Trang 7V Match the advice with the suitable situation 1.
1 I don't feel well c
2 All fruits on the tree are ripe a
3 I have a toothache d
4 I have a test tomorrow b
5 I can't speak English well e
a.You ought to pick them up immediately
b.You ought to review all lessons tonight
c.You should go to a doctor
d.You ought to go to the dentist
e.You should practice English every day
VI Choose the best answer.
1 You play loud music at night The neighbors will call the police
A mustn’t B needn’t C might not D couldn’t
2 It’s late I think we ………… better go
3 Children ……… play on the grass
A needn’t B don’t have to C must D mustn’t
4 Don’t pretend you don’t know that you…… have a valid ticket on the bus
5 You take photographs here It is a restricted area
A have to B mustn’t C don’t have to D shouldn’t
6 Everyone’s asleep We ……… make a noise
A couldn’t B mustn’t C needn’t D wouldn’t
7 I’m quite happy to walk You ……… drive me home
A don’t B haven’t C mustn’t D needn’t
8 You _ drink this It is poison
A must B needn't C mustn't D shouldn't
9.You aren’t allowed to take photographs here
A You needn’t take photographs here B You can’t take photographs here
C You don’t have to take photographs here D You mustn’t take photographs here
10 She felt ill and _ leave early
11 1 You _ use your mobile phone in the examination room
A oughtn’t to B mustn’t C don’t have to D shouldn’t
12 My grandparents live in the suburb, so whenever we visit them, we _ a bus
A must take B should take C have to be taken D have to take
13 “Must I take my umbrella?” - “No, you _ It’s not going to rain.”
A mustn’t B have to C needn’t D don’t
14 The Prince’s aircraft had to undergo a security check and so we _ to him for almost an hour Father was very impressed as normally he could have counted on nothing more than a handshake
A might talk B were able to talk C could have talked D may have talked
15 The book is optional My professor said we could read it if we needed extra credit But we _ read it if we don't want to
A cannot B don't have to C must not D should not
16 He……….his job because he seems very happy
A would like B can like C will like D must like
17 “Must you come when your neighbour calls?” – “No, I………
Trang 8A must not B mustn’t C don’t have to D must not come
18 You ……… exercise regularly
A mustn’t B should C would D needn’t
19 Young people obey their parents
A must B may C will D ought to
20 Laura, you and the kids just have dinner without waiting for me I work very hard today
A can B may C should D would
21 I be delighted to show you round the factory
A ought to B would C might D can
22 Leave early so that you miss the bus
A didn’t B won’t C shouldn’t D mustn’t
23 Jenny's engagement ring is enormous! It have cost a fortune
A must B might C will D should
24 You to write them today
A should B must C had D ought
52 If you like, we _ volleyball with the children while the men _ up the barbecue
A could play - are setting B could have played - have set
C will play - were setting D can play - had been setting
26 Unless he runs he catch the train
A will B mustn’t C wouldn’t D won’t
27 The lamp _ be broken Maybe the light bulb just burned out
A could not B might not C must not D cannot
28 Do you always have to say the first thing that pops into your head _ you think once in a while before you speak?
A Can not B Don't C Can't D Why
29 " you hand me that pair of scissors, please?"
A May B Will C Shall D Should
30 You _ forget to pay the rent tomorrow The landlord is very strict about paying on time
A couldn't B don't have to C mustn't D needn’t
31 John still hasn't come out He everything for the trip now
A must have been preparing C must be preparing
B will be preparing D will have prepared
32 Ted's flight from Amsterdam took more than 11 hours He _ be exhausted after such a long flight
A can B must C had better D has
33 You _ take along some cash The restaurant may not accept credit cards
A had better B has to C can D dare
34 The machine _ on by flipping this switch
A could be turning B can be turned C may turn D need turning
35 To remain on the safe side, we should not take things for granted and should be able to cope with all kinds of contingency; in Salts, for instance, the villagers _ for accommodating all the visitors
A may have been unprepared B need not to be prepared
C must not be prepared D may be unprepared
Trang 936 Kate: _ hold your breath for more than a minute? - Jack: No, I can't.
A Might you B Are you able to C Can you D Will you
37 You _ be rich to be a success Some of the most successful people I know haven't got a penny
to their name
A can't B shouldn't C don't have to D mustn’t
38 The company had sent the advertisement to the newspaper when they realised they’d mistyped the salary they were offering for the position Luckily, they _ the newspaper to correct their
mistake before they printed it
A could have asked B must have asked
C were able to ask D might have asked
39 Susan _ hear the speaker because the crowd was cheering so loudly
A couldn't B might not C can't D doesn’t
40 I've redone this math problem at least twenty times, but my answer is wrong according to the answer key The answer in the book _be wrong!
A should B have to C must D could
41 You _ worry so much It doesn't do you any good Either you get the job, or you don't If you don't, just apply for another one Eventually, you will find work
A can't B don't have to C shouldn't D may not
42. _we move into the living room? It's more comfortable in there and there's a beautiful view of the lake
A Will B Must C Shall D Dare
43 If I had gone white water rafting with my friends, I _ down the Colorado River right now
A would be floating B would have floated
C would float D would have been floated
44 At first, my boss didn't want to hire Sam But, because I had previously worked with Sam, I told
my boss that he _ take another look at his resume and reconsider him for the position
A has to B must C ought to D will
VII Mark the letter A, B, C, or D to indicate the underlined part that needs correction in each
of the following questions
1 I will leave the party early because I must studying for my exam
A B C D
2 I stayed up late last night because I mustn't go to school on Sunday
3 We ought to not play football as it's raining outside
A B C D
4 You mustn't to drive a car if you don't have a driving licence
A B C D
5 If you want some useful advice, you have better talk to your parents about your problem
A B C D
6 I had stay at home 3 days due to snowing heavily
A B C D
7 Because of his poverty, he has to struggling to make ends meet
Trang 108 According to the rules of this game, you had better not drop the ball.
9 If you want to get a higher mark in the next test, you have better put more effort into vocabulary
10 We shouldn't make an appointment with this doctor You can see him whenever you want
11 Look at the sky, it is going to rain Thus, you must bring along a raincoat
A B C D
12 I ought to go home now because I don't want to walk in the dark
13 As our teacher said yesterday, we ought to not worry about the mid-term test Take it easy
14 This competition is optional, so we not have to take part in it
A B C D
15 Despite having a little chance to win, you should give up your dream of becoming a star
A B C D
16 The professor told me that we should give this assignment in by Thursday at the latest
17 What you should do now is to make slides for the presentation tomorrow as we have a little time left
18 You have to apply for this position as soon as possible since it has only three vacancies
19 Ms Anna will give a fascinating lecture at 8 a.m., so you should be here at 7.45 to check in
A B C D
20 My advice is you have to consider carefully before making the final decision
A B C D