______ is not clear to researchers. A. Why did dinosaurs become extinct B. Why dinosaurs became extinct C. Did dinosaurs become extinct D. Dinosaurs became extinct

Câu hỏi:

30/07/2020 2,365

______ is not clear to researchers.

A. Why did dinosaurs become extinct

B. Why dinosaurs became extinct

Đáp án chính xác

C. Did dinosaurs become extinct

D. Dinosaurs became extinct

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Dat Le
21:45 - 03/11/2021

______ is not clear to researchers. Vì sao câu này chọn B ạ

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Câu 1:

Workers who do not obey the safety regulations will be _______ immediately.

A. refused

B. rejected

C. disapproved

D. dismissed

Xem đáp án » 09/01/2025 16,626

Câu 2:

She _______ for hours. That’s why her eyes are red now.

A. cried

B. has been crying

C. has cried

D. was crying

Xem đáp án » 07/01/2025 13,389

Câu 3:

____ no two people think exactly alike, there will always be disagreement, but disagreement should not always be avoided; it can be healthy if handled creatively.

A. When

B. While

C. Unless

D. Because

Xem đáp án » 30/07/2020 7,535

Câu 4:

I’m sorry, teacher. I’ve _______ my homework on the bus.

A. forgotten

B. let

C. missed

D. left

Xem đáp án » 30/07/2020 7,368

Câu 5:

In ______ people, the areas of the brain that control speech are located in the left hemisphere.

A. mostly

B. most

C. almost

D. most of

Xem đáp án » 30/07/2020 7,118

Câu 6:

Drinking water ________ excessive amounts of fluorides may leave a stained or mottled effect on the enamel of teeth.

A. containing

B. including

C. made up of

D. composed of

Xem đáp án » 30/07/2020 4,870

Câu 7:

Stars shine because of _______ produced by the nuclear reactions taking place within them.

A. the amount of light and heat is

B. which the amount of light and heat

C. the amount of light and heat that it is

D. the amount of light and heat

Xem đáp án » 30/07/2020 4,651

______ is not clear to researchers.

Nhà sách VIETJACK:

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Dat Le
21:45 - 03/11/2021

Workers who do not obey the safety regulations will be _______ immediately.

She _______ for hours. That’s why her eyes are red now.

____ no two people think exactly alike, there will always be disagreement, but disagreement should not always be avoided; it can be healthy if handled creatively.

I’m sorry, teacher. I’ve _______ my homework on the bus.

In ______ people, the areas of the brain that control speech are located in the left hemisphere.

Drinking water ________ excessive amounts of fluorides may leave a stained or mottled effect on the enamel of teeth.

Stars shine because of _______ produced by the nuclear reactions taking place within them.

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🔥 Đề thi HOT:

______ is not clear to researchers.

Nhà sách VIETJACK:

Bình luận

Dat Le 21:45 - 03/11/2021

Workers who do not obey the safety regulations will be _______ immediately.

She _______ for hours. That’s why her eyes are red now.

____ no two people think exactly alike, there will always be disagreement, but disagreement should not always be avoided; it can be healthy if handled creatively.

I’m sorry, teacher. I’ve _______ my homework on the bus.

In ______ people, the areas of the brain that control speech are located in the left hemisphere.

Drinking water ________ excessive amounts of fluorides may leave a stained or mottled effect on the enamel of teeth.

Stars shine because of _______ produced by the nuclear reactions taking place within them.

VIP +3 tháng ( 199,000 VNĐ )

VIP +6 tháng ( 299,000 VNĐ )

VIP +12 tháng ( 499,000 VNĐ )

🔥 Đề thi HOT:

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Dat Le
21:45 - 03/11/2021