Bộ 3 Đề kiểm tra Unit 6 - Tiếng anh 10 iLearn Smart World có đáp án (Đề 3)

I found this book on my desk when I came to my English class yesterday. It ______________ by one of the students in the earlier class.

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

I found this book on my desk when I came to my English class yesterday. It ______________ by one of the students in the earlier class.

was leaving

have left

was left

was leave

Giải thích

Chọn C