MODULE 16- Đại từ nhân xưng, Đại từ sở hữu và Đại từ phản thân

It was Peter and Mary _______ often came to help me whenever I was in need. A. whose B. which C. that D. whom

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It was Peter and Mary _______ often came to help me whenever I was in need.

whose

which

that

whom

Giải thích

Chọn đáp án C