Unless = If … not nếu không, trừ phi Ex : - Unless it rains, we will go to the movies = If it doesn’t rain, we will go to the movies - Unless they attended class regularly, they couldn’[r]
Trang 1Unit 7: WORLD POPULATION
I Pronunciation:
Choose the word that has the underlined part pronounced differently from the others.
II Stress:
III Choose the best answer:
1 What was the _ of the district 1 of HCM city last year
2 Can you explain the _ to me
3 _ millions of women want to limit the size of their families, they know of no safe way to have fewer children
4 Different scientists give answers to this question
5 The is an international organization
6 The _ of the world has been increasing faster and faster
7 Many people believed that having a large family is a form of
8 People are not aware the problem of overpopulation
9 Some scientists say that there are enough resources to 8 billion people
10 The world's population is to be over 7 billion by 2010
11 millions of women want to limit the size of their families, they know of no safe way to have fewer children
12 Most of the fresh water is _ at the North and South Poles
13 Why can’t women in the world the size of their family
14 The number of new students from 210 to 160 this year
15 China is the most country in the world
Trang 2CONDITIONAL SENTENCES
1
will
If + S + V 1 … , S + can + V0 (bare infinitive) …
may
Ex: If you work hard, you will pass
the final exam
2
would
If + S + V 2(ed) … , S + could + V0(bare infinitive) …
might
Ex: If I were a billion, I would help
the poor
3
would
If + S + had + V 3(ed) … , S + could + have + V3(ed) …
might
Ex: If he had gone to the meeting,
he could have met her.
Note:
1 Unless = If … not ( nếu không, trừ phi)
Ex : - Unless it rains, we will go to the movies
= If it doesn’t rain, we will go to the movies
- Unless they attended class regularly, they couldn’t understand the lesson
= If they didn’t attend class regularly, they couldn’t understand the lesson
2 As long as / provided / providing (that) : với điều kiện là
Ex: You can borrow my book as long as you use it carefully.
You can play providing (that) you don’t make so much noise.
3 Suppose, supposing: giả sử
Ex: Supposing you won a lot of money, what would you do?
1 In case: phòng khi, trong trường hợp
Ex: Take an umbrella with you in case it rains.
2 Omitting IF
- Ìf anyone should call, please take a message.-> Should anyone call, ….
- If I were you, I wouldn’t do that -> Were I you,…
- If I had known, I would have told you -> Had I known, …
Trang 3I Give the correct form of the verbs in brackets:
1 I (come) to see you if I (have) free time
2 If it (not rain) _, I (come) to see you now
3 I (phone) _ her if I (be) _ you
4 My dog always (bark) _ if he (hear) _ any strange sound
5 Ice (turn) _ to water if you (heat) _ it
6 I (speak) to France if I (see) _ him yesterday
7 If I (realize) _ the traffic light was red, I (stop)
8 If I and Don (have) enough money, we (buy) _ a house
9 They (not let) _ you if you (come) _ late
10 If you (not go) _ away, I (send) _ for a policeman
11 If Tom (be) _ here yesterday, he (be) _ able to advise
12 If I (win) _ a big lottery, I (travel) _ around the world
13 If I (be) _ in your place, I (accept) Mr Anderson’s offer
14 If I (see) him I (give) _him a lift
15 The table (collapse) _ if you (stand) _ on it
II Using the given information, make conditional sentences Use if.
1 I don't ride the bus to school every morning because it's always so crowded
2 The schoolchildren sowed some seeds, but they forgot to water them so they didn't grow
3 Stop talking or you won't understand the lesson
4 The wind is blowing hard, so we won't take the boat out for a ride
5 Carol didn’t answer the phone because she was studying
6 I feel better now because you talked to me about my problems yesterday
7 Because I don't have enough free time, I can't help my mother with the housework
8 Rita is exhausted today because she didn't get any sleep last night
9 I didn't prepare for today's lesson: So it is difficult for me to understand the teacher's explanation
10 I don't want them to be upset, so I've decided not to tell them what happened
III Change the following conditional sentences into reported speech.
1 'If I had any money I'd buy you a drink,' she said to me
2 'If I catch the plane I'll be home by five,' he said
3 You should stay in bed if you feel unwell.' my mother said
4 'What would you do if you were having a problem with grammar, Jane?' Anne asked
5 'If I'd had my mobile yesterday, I could have contacted you,' Matthew said
Trang 4
7 'If you happen to be in our area, drop in and see us,' they said
8 'If the baby is a girl what will they call her? he wondered
9 If I don't practise my English I won't get any better,' she said
_
10 'If you press this switch, the computer comes on,' he said to his students
IV Complete the second sentence so that it has a similar meaning to the first.
1 Jack was late to the meeting because his watch was slow
If _
2 Heinrich regret not having gone to art school when he was younger
Heinrich wishes _
3 We don't live in a big city, so we can't easily get access to the Internet
If _
4 'If your job is so bad, why don't you leave?' she said
She
5 I used my calculator; otherwise I'd have taken longer
Had
6 'If my car was working I would drive you to the station,' Tom said to his mother
Tom told
7 Speak to her only if she speaks to you first
Don't
8 If I weren't in my 70s and rather unfit, I might consider taking up squash
Were
10 'What will you do if you miss your plane?' she asked
She asked
V Complete each of the sentences with the correct form of the verb in the box.
1 North America was once widely by Native American tribes (populate)
2 The world's population is _ to be over 7 billion by 2010 (expect)
3 The population has from 1.2 million to 1.8 million (increase)
4 Water at OoC (freeze)
5 Parents should what their kids watch on television (control)
6 The number of new students _ from 210 to 160 this year (decrease)
7 My family have been _ sheep for over 60 years (raise)
8 How can we our families on such low wages? (support)
9 Profits are expected _ £2 billion this year (reach)
10 The role that women could play was socially _ (limit)
11 The _ of the world has been increasing faster and faster (populate)
12 People said that we must limit population growth because our resources are (limit)
13 Most studied journalism in college, but some other writers never attended a university (journalistic)