It was on 12th April, 1961 when the first human, a Soviet cosmonaut, flew into space

Câu hỏi :

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

A. a Soviet cosmonaut

B. when

C. flew

D. into space

* Đáp án

A

* Hướng dẫn giải

Đáp án A

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