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Câu hỏi:

08/07/2024 42

Scientists have ________ a lot of research into renewable energy sources.

A. done

Đáp án chính xác

B. solved  

C. carried

D. made

Trả lời:

verified Giải bởi Vietjack

Kiến thức: Từ vựng

Giải thích:

    A. do – went – done: làm, thực hiện

    B. solve – solved – solved: tìm ra, giải quyết

    C. carry – carried – carried: mang, vác, đem theo

    D. make – made – made: chế tạo, sản xuất

=> do research: thực hiện nghiên cứu

Tạm dịch: Các nhà khoa học đã thực hiện rất nhiều nghiên cứu về các nguồn năng lượng tái tạo.

Chọn A

Câu trả lời này có hữu ích không?

0

CÂU HỎI HOT CÙNG CHỦ ĐỀ

Câu 1:

She wanted to know what had he done before working for her company.

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Câu 2:

She used to ________ in him whenever she had a problem. (confident)

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Câu 3:

They have established a mutually ________ and caring relationship. (support)

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Câu 4:

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

She wanted to know _______.

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Câu 5:

He is not really friendly and makes no attempt to be ________. (social)

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Câu 6:

Since the computer ________ it has made considerable changes to our daily life. (invent)

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Câu 7:

Do you think the generation ________ between parents and teenagers is getting wider?

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Câu 8:

Could you _________ me a hand with the washing-up, Kent ?

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Câu 9:

Parties are permitted, so long as everyone behaves ________. (responsible)

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Câu 10:

This is the most interesting book that I have ever read.

=> I have not ____________________________________________________________

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Câu 11:

Put the verbs in the brackets into the correct tense / form.

Only after the teacher ________ the procedure clearly were the students allowed to go ahead with the experiment. (explain)

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Câu 12:

Rewrite each of the following sentences so that it has the similar meaning to the given one.

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=> He has _______________________________________________________________

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Câu 13:

My mother takes the responsibility_______ running the household.

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Câu 14:

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

Laura practised playing the instrument a lot. She could hardly improve her performance.

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Câu 15:

Mark the letter A, B, C, or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges.

- Alfonso: “I had a really good time. Thanks for the lovely evening.” - Maria: “_________”

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