Đề thi giữa kì 2 Tiếng Anh 11 Thí điểm (có đáp án - Đề 1)

You are expected to fasten the seatbelt ____ you are driving

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Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

You are expected to fasten the seatbelt ____ you are driving.

when

if

whenever

all are correct

Giải thích

Đáp án D