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Câu hỏi: Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
While attempting to reach his home before the storm, ___________.
A. the bicycle of John broke down
B. it happened that John's bike broke down
C. the storm caught John
D. John had an accident on his bicycle
While attempting to reach his home before the storm, ___________.
A. the bicycle of John broke down
B. it happened that John's bike broke down
C. the storm caught John
D. John had an accident on his bicycle
Khi sử dụng While + Ving thì chú ý là 2 mệnh đề trong 1 câu phải đồng chủ ngữ và ở đây chủ ngữ là John
Đáp án D.