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 It was on 12th April, 1961 when the first human, a

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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

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

A when

flew

into space

Giải thích

Đáp án B

Cụm danh từ “Soviet cosmonaut” đã được nhắc đến qua cụm từ “the first human” nên dùng mạo từ “the”.