5000 câu trắc nghiệm Tiếng Anh 9 có đáp án - Phần 100
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He didn't seem to mind _______ TV while he was trying to study. a. their watching

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He didn't seem to mind _______ TV while he was trying to study.

their watching

that they watch

them watching

them to watch

Giải thích

Chọn đáp án C