Ngữ pháp tiếng anh 6 Ngữ pháp tiếng anh 6 Ngữ pháp tiếng anh 6 Ngữ pháp tiếng anh 6 Ngữ pháp tiếng anh 6 Ngữ pháp tiếng anh 6 Ngữ pháp tiếng anh 6 Ngữ pháp tiếng anh 6 Ngữ pháp tiếng anh 6 Ngữ pháp tiếng anh 6 Ngữ pháp tiếng anh 6 Ngữ pháp tiếng anh 6 Ngữ pháp tiếng anh 6 Ngữ pháp tiếng anh 6
Trang 114 Conditional clauses: If clauses Main clauses
*** Real condition : Có thật / có thể xảy ra ở tương lai
If + S + V(s/es) / am, is, are……, S + will/shall/can/may (not) + V (bare inf)
*** Present unreal condition: Không thật ở hiện tại / Trái thực tế.
If + S + V (2/ed) / were (not)……, S + would/could/should/might (not) +
V (bare inf)
Didn’t + V(bare inf)
*** Past unreal condition: Không thật ở quá khứ
If + S + had (not) + V (3/ed)……, S + would/could/should/might (not) + have + V (3/ed)
Notes : 1 Đối với câu điều kiện loại 2 (were) hoặc loại 3 ( had+V3/ed) , ta có thể đảo ngữ và bỏ “IF”.
2 Unless = If … not : If clauses Unless
Thể phủ định khẳng định ( mệnh đề chính không đổi )
Thể khẳng định khẳng định (đổi động từ trong mệnh đề chính sang thể ngược lại)
3 V (bare inf) + O + or + Clause If + Clause ( phủ định ) ,
Clause
Clause + by + V-ing If + Clause ( khẳng định ) , Clause
Without + N / N phrase ,Clause If there (be) not + N / N
phrase ,Clause
4 Cấu trúc BUT FOR Nó thay thế cho cấu trúc " If not" Dạng này thường sử dụng trong văn phong lịch sự
Form:But for + Noun, S + ……….
Ex: If you hadn't helped us, we would have been in trouble
=> But for your help, we would have been in trouble
Examples: 1 If you had learnt / learned hard, you wouldn’t have failed the
exam last year
Had you learnt / learned hard , you wouldn’t have failed the
exam last year
2 If she does not water these trees, they will die.
Unless she waters these trees , they will die
3 If we had more rain, our crops would grow faster.
Unless we had more rain , our crops would not grow faster.
4 Be calm, or you will make a wrong decision
Trang 2 If you are not calm , you will make a wrong decision.
5 Without the sun, man would live in the darkness.
If there were not the sun , man would live in the darkness.
15 Special verbs
*** have/ get / make:
to have sb do st to get sb to do st to have /
get st done
Examples: 1 Mary had John wash the car Mary got John to wash the car.
2 Mary got the car washed Mary had the car washed
*** Buộc ai phải làm gì:
to make sb do st to force sb to do st
Ex: The robber forced the teller to give him the money The robber made the teller give him the money
to make sb do st to cause st
+P2
Ex: Working all night on Friday made me tired on Saturday
The hurricane caused many water front houses damaged
*** Let
let sb do st to allow / permit sb to do st
Ex: John let his daughter swim with her friends John allowed his daughter to swim with her friends
(John permitted his daughter to swim with her friends.)
The teacher let the students leave class early / The policeman let the suspect make one phone call
Dr Jones is letting the students hand in the papers on Monday
Mrs Binion let her son spend the night with a friend / We are going to let her write the letter
Mr Brown always lets his children watch cartoons on Saturday mornings