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DÀNH CHO MỌI LỚP 6 ĐẾN 12

TRUY CẬP NGAY

Scientists have tried very hard to find a cure for this dise

Scientists have tried very hard to find a cure for this dise

Câu hỏi

Nhận biết

Finish each of the following sentences in such a way that it means the same as the sentence printed before it.

Scientists have tried very hard to find a cure for this disease.

A.

Enormous effort has been made to find a cure for this disease.

B.

Enormous efforts has been made to find a cure for this disease.

C.

Enormous effort had been made to find a cure for this disease.

D.

Enormous effort made to find a cure for this disease.

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