Khái niệm câu chủ động và bị động: Câu chủ động: A.. Khái niệm câu chủ động và bị động: Ex: People speak English all over the world.. Câu bị động: Ex: English is spoken all over the w
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A Khái niệm câu chủ động và bị động:
Câu chủ động:
A Khái niệm câu chủ động và bị động:
Ex: People speak English all over the world
Câu bị động:
Ex: English is spoken all over the world
Lưu ý: Không phải cứ chủ ngữ là người thì là chủ động, chủ ngữ là vật thì là bị động
Ex: - The students were punished yesterday
- Hanoi has changed a lot in the past five years
Lưu ý: Chúng ta không dùng cấu trúc bị động với các nội động từ như “fit, suit, have,
resemble, look, like, hold, contain, mean,…”
Ex: - They have a nice house
Don’t say: - A nice house is had by them
B Quy tắc chuyển câu chủ động sang câu bị động:
To be + Past participle
1 Simple present:
S + V (s/es) + Object
S + am/is/are + PII + by + O
- We don't watch films in the evening
=> Films aren’t watched in the evening
Passive voice - Câu bị động
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Was/ were + PII Am/ is/ are + PII Will + be + PII
Was/ were + being+
PII
Am/ is/ are + being+ PII _
Had+ been + PII Have/ has + been+ PII Will have + been +
PII Tương lai gần Động từ khuyết thiếu
am/is/are + going to be + PII Modal verbs (can/ could/ may/
might/ must/ ought to/ should) +
be + PII Ex:
- They haven’t moved anything in your room since 1999
=> Anything in your room hasn’t been moved since 1999
=> Nothing in your room has been moved since 1999
- The terrorist has kept three hostages for a week
Three hostages have been kept by the terrorist for a week
4 Simple past
S + Past of Verb (V-ed/ P-Irregular) + Object
S + was/were + PII + by + O
Ex:
- The thieves broke into the house
=> The house was broken into by the thieves
- They didn’t allow Tom to take these books home
=> Tom wasn’t allowed to take these books home
5 Past continuous:
S + was/ were + V-ing + Object
S + was/were + being + PII + by + O
Ex:
- They were doing a physical experiment when I was there
=> A physical experiment was being done by them when I was there
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- Tom was writing 2 poems
=> 2 poems were being written by Tom
6 Past perfect:
S + had + PII + Object
S + had + been + PII + by + O
Lưu ý: Không có bị động của thì quá khứ hoàn thành tiếp diễn
Ex:
- Nobody told me that they had discharged John from hospital
=> I was not told that John had been discharged from hospital
- They had taken the victim to hospital before the police came
=> The victim had been taken to hospital before the police came
7 Simple future:
S + will/shall + V+ Object
S + will/shall+ be + PII + by + O
Lưu ý:: Thì tương lai tiếp diễn không có dạng bị động
Ex:
- They will change the date of the meeting again
=> The date of the meeting will be changed again
- The examiner will read the passage three times
=> The passage will be read three times by the examiner
8 Future perfect
S + will/shall + V+ Object
S + will/shall+ have been + PII + by + O
Ex:
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- By the time you come back, they will have finished the project
=> By the time you come back, the project will have been finished
- By the time you come back here in 5 years' time, they will have knocked down those
houses
=> Those houses will have been knocked down by the time you come back here in 5 years' time
9 Near future
S + am/is/are + going to + V-inf + O
S + am/is/are + going to be + PII + by + O
Ex:
- We are going to make him the monitor of our class
=> He is going to made the monitor of our class
10 Modals and Auxiliary in the passive voice
S + modal verbs (can/ could/ may/ might/ must/ ought to/ should) + V-inf + O
-> S + modal verbs (can/ could/ may/ might/ must/ ought to/ should) + be + PII + by + O Ex:
- He can’t repair my bike
=> My bike can’t be repaired