EX1:
1, was given
2, was
3, was designed
4, was completed
5, was shipped
6, arrived
7, were put
8, took
9, is
10, represents
11, is holding
12, can see
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Vì ngữ cảnh chủ yếu là kể chuyện trong quá khứ → dùng thì QKĐ
Khi diễn tả sự việc có ở hiện tại, 1 sự thật, chân lí → dùng thì HTĐ
EX2:
1, Dan's mobile phone is being used by Patrick
2, His letter hasn't been read by Mary yet
3, The financial statement will be finished soon
4, How many languages are spoken in Singapore ?
5, When were you informed about the trip ?
6, Was this beautiful hat bought by Mary ?
7, The problem has been being discussed by the managers since last Tuesday
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Cấu trúc câu bị động
+ thì HTĐ: S + is/am/are + V (ed/c3) + (by S)
+ thì HTTD: S + is/am/are + being + V (ed/c3) + (by S)
+ thì HTHT: S + has/have + been + V (ed/c3) + (by S)
+ thì QKĐ: S + was/were + V (ed/c3) + (by S)
+ thì TLĐ: S + wil be + V (ed/c3) + (by S)