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Câu hỏi:

16/09/2021 9,529

 _____ is not clear to researchers.

A. Did dinosaurs become extinct

B. Why dinosaurs having become extinct

C. Dinosaurs became extinct

D. Why dinosaurs became extinct

Đáp án chính xác
 Xem lời giải

Trả lời:

verified Giải bởi Vietjack

Câu 17: Đáp án D

Cấu tạo mệnh đề danh ngữ / mệnh đề danh từ: Wh-word + S + V + V-số ít

A sai trật tự từ trong câu (không được đảo trợ động từ lên vì cuối câu không phải dấu ?)

B sai cấu trúc (không có thì nào ở dạng: having P2)

C thiếu wh- word

Tạm dịch: Các nhà nghiên cứu vẫn chưa rõ tại sao khủng long tuyệt chủng.

Câu trả lời này có hữu ích không?

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CÂU HỎI HOT CÙNG CHỦ ĐỀ

Câu 1:

Mark the letter A, B, c, or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

When I suggested he was mistaken, John got hot under the collar and stormed out of the room.

Xem đáp án » 16/09/2021 20,608

Câu 2:

The captain is the last person ______ the sinking ship.

Xem đáp án » 16/09/2021 16,453

Câu 3:

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions

As soon as I _____, I’m going to return to my hometown.

Xem đáp án » 16/09/2021 14,434

Câu 4:

Mark the letter A, B, c, or D on your answer sheet to indicate the option that best completes each of the following exchanges.

Jenny and Kathy are arranging to see a new film.

- Jenny: “Why don’t you come over and see the new film with me?”

- Kathy: “________”

Xem đáp án » 16/09/2021 14,172

Câu 5:

Helen and Sarah are talking about their school’s field trip.

- Helen: “This is the best field trip we’ve ever had”.

- Sarah: “________. Everyone enjoyed it to the fullest.”

Xem đáp án » 16/09/2021 11,650

Câu 6:

Mark the letter A, B, c, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.

At first, John said he hadn’t broken the vase, but later he accepted it.

Xem đáp án » 16/09/2021 10,966

Câu 7:

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.

The master of ceremonies has a very soft voice. Everyone listens to her attentively whenever she appears on the stage.

Xem đáp án » 17/09/2021 10,242

Câu 8:

Mark the letter A, B, C or D on your answer sheet to indicate the underlined part that needs correction ỉn each of the following questions.

The girl who were injured in the accident is now in hospital.

Xem đáp án » 16/09/2021 10,228

Câu 9:

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.

“I am going away tomorrow, mom.”, the son said.

Xem đáp án » 17/09/2021 10,020

Câu 10:

Mark the letter A, B, c, or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

My kids only have a faint memory of our hometown as they have lived away from it for a long time.

Xem đáp án » 16/09/2021 9,341

Câu 11:

If you work hard, you _____ pass the exam.

Xem đáp án » 16/09/2021 8,533

Câu 12:

I hope the new year will bring you _____, health and prosperity.

Xem đáp án » 16/09/2021 7,633

Câu 13:

Mark the letter A, B, C or D on your answer sheet to indicate the underlined part that needs correction ỉn each of the following questions.

The farmer plows the fields, plants the seeds and will harvest the crop.

Xem đáp án » 16/09/2021 7,446

Câu 14:

When Tom _____ yesterday, I _____ the washing up in the kitchen.

Xem đáp án » 16/09/2021 5,563

Câu 15:

Mark the letter A, B, C or D on your answer sheet to indicate the underlined part that needs correction ỉn each of the following questions

In order to do a profit, the new leisure centre needs at least 2000 visitors a month.

Xem đáp án » 17/09/2021 5,276

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