MODULE 11 - Đại từ nhân xưng, Đại từ sở hữu và Đại từ phản thân

If it ________ for the life jacket, I would have drowned. A. is not B. was not C. has not been D. had not been

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If it ________ for the life jacket, I would have drowned. 

is not

was not

has not been

had not been

Giải thích

Chọn đáp án D