Các trường hợp đặc biệt của bị động
1. It's your duty to+ V
=> You 're supposed to+V
Eg: It's your duty to make tea today.
=>you're supposed to make tea today.
2. It's imposible to+ V
=>S+ can't+be+ P2
Eg: It's imposible to solved this proplem
=>this proplem can't be solved.
3. It's necessary to+V
=>S+ should/must+ be+ P2
Eg : It's necessary for you to type this letter.
=>This letter should/must be typed.
4. Câu mệnh lệnh bị động.
V+ O =>S+ should/must+ be+P2
Eg: Turn on the lights !
=>The lights should be turned on.
5. People think/say/know/believe that+ clause.
=>It's thought/said/known/belived that+ clause.
Eg People believe that there is a ghost.
=>It's believed that _ _ _ _.
6. Câu bị động với các V :make , let,have , get ,need , continue/begin.
S + make + O1(người) + V + O2(vật)
=>S(O1) + tobe + made + to V + O2
Eg: they made him do much homework.
S + let + O1(ng) + V + O2(v) .
=>S(O1) + tobe + allowed + to V + O2.
Eg : Her morther let her go out last night.
c. Have :
S + have + O1(ng) + V + O2(v).
=>S + have + O2 +P2 + (by +O1).
Eg:I have my friend repair my car.
S + get + O1+ to V +O2.
=>S + get + O2 + P2 + (by O).
Eg : Mr.Ba gets his son to wash his car. => Mr.Ba ____________.
e. Need :
S(ng) + need + to V + O(v).
=>S(O) + need + V-ing
Eg : I need to clear up this room.
=> This ______________.
f. Continue/begin :
S + continue /begin + to V + O.
=>S(O) + continue/begin + to be + P2.
eg: they continue to do this work.
7. Câu bị động với :
S + used /has or have/ tobe + to V+ O.
=>S + used/has or have/tobe + to be + P2.
Eg1:They are to build a new supermarket in this town next year.
=> A ______________.
Eg 2: We have to finish this work.
=> This __________.
Eg3: I used to have breakfast at 6:00 a.m.
8. Câu bị động với các V : advise , beg , agree , urge , order , decide ,recommend ...
S + V(ở trên) + O1(ng) + to V + O2(v).
C1=> S(O1) + tobe +P2(ở trên) + to V + O2(v).
C2=> S + V(ở trên) + O1 + that + S(O2) + should be + P2.
Eg: His doctor advised him not to drink the beer.
9. Câu bị động với các V chỉ ước muốn :wish , want ,expect ,or các V chỉ sở thích :
like , could like.
S + V(trên) + O1 + to V + O2.
=> S + V (trên) + O2 + to be + P2.
Eg : I want you to do this exercises.
=> I _______________.