Bộ 10 đề ôn thi học sinh giỏi Tiếng anh lớp 9 có đáp án (Đề 2)

It was Mr. Harding _______ the bill to yesterday. A. who sent my secretary B. to whom my secretary sent C. that my secretary sent D. my secretary sent

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It was Mr. Harding _______ the bill to yesterday.

who sent my secretary

to whom my secretary sent

that my secretary sent

my secretary sent

Giải thích

Chọn đáp án C