5000 câu trắc nghiệm Tiếng Anh 9 có đáp án - Phần 9
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Last year they __________ 22 million TV sets. a. were selling b. has sold c. has sold

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Last year they __________ 22 million TV sets.

were selling

has sold

has sold

sold

Giải thích

Chọn đáp án D