THE REASON _____ HE WAS ABSENT FROM SCHOOL IS THAT HE HAD AN ACCID...

Tiếng Anh Đề thi thử THPT Quốc gia năm 2017 môn Tiếng Anh có đáp án - Đề 26

21. The reason _____ he was absent from school is that he had an accident.A. why B. in which C. for D. which