Thứ sáu, 22/11/2024
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Câu hỏi:

12/07/2024 469

Dinosaurs are thought to ________millions of years ago

A. die out 

B. have died out 

Đáp án chính xác

C. having died out 

D. dying out 

Trả lời:

verified Giải bởi Vietjack

Đáp án B

Giải thích: Câu điều kiện dạng đặc biệt; “are thought” (hiện tại) và “ago” (quá khứ) => lệch thì=> to have PII

*NOTE: Công thức của câu bị động dạng đặc biệt

1. Khi V1 chia ở các thì hiện tại như hiện tại đơn, hiện tại tiếp diễn, hiện tại hoàn thành.

S1 + V1 + that + S2 + V + …

* TH1: It is + V1-pII that + S2 + V + …

* TH2: Khi V2 chia ở thì hiện tại đơn hoặc tương lai đơn

S2 + is/am/are + V1-pII + to + V2(nguyên thể) +….

* TH3: Khi V2 chia ở thì quá khứ đơn hoặc hiện tại hoàn hành

S2 + is/am/are + V1-pII + to have + V2-PII + …

Ex: They think that she works very hard.

-> It is thought that she works very hard.

-> She is thought to work very hard.

2. Khi V1 chia ở các thì quá khứ (quá khứ đơn, quá khứ tiếp diễn, quá khứ hoàn thành).

S1 + V1 + that + S2 + V + ….

* TH1: It was + V1-pII + that + S2 + V + …

* TH2: Khi V2 chia ở thì quá khứ đơn:

S2 + was/were + V1-pII + to + V2 (nguyên thể) + …

* TH3: Khi V2 chia ở thì quá khứ hoàn thành:

S2 + was/ were + V1-pII + to + have + V2-pII + …

Ex: People said that she was very kind.

-> It was said that she was very kind.

-> She was said to be very kind.

Dịch nghĩa: Khủng long được cho là đã tuyệt chủng cách đây hàng triệu năm trước đây

Câu trả lời này có hữu ích không?

0

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