5000 câu trắc nghiệm Tiếng Anh 9 có đáp án - Phần 47
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Before I stated the car, all of the passengers_____ their seat belts. a. will buckle

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Before I stated the car, all of the passengers_____ their seat belts.

will buckle

had buckled

buckle

have buckled

Giải thích

Chọn đáp án B