5000 câu trắc nghiệm Tiếng Anh 9 có đáp án - Phần 27
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If Mr. Harris_____ single, I could introduce him your sister. a. had been b. were c. would be

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If Mr. Harris_____ single, I could introduce him your sister.

had been

were

would be

is

Giải thích

Chọn đáp án B