PRACTICE TEST 7- Đại từ nhân xưng, Đại từ sở hữu và Đại từ phản thân
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Only after a twelve-hour delay, ______ A. their plane did take off B. their plane took off C. did their plane take off D. their plane take off

49/100

Only after a twelve-hour delay, ______

their plane did take off

their plane took off

did their plane take off

their plane take off

Giải thích

Chọn đáp án C