Tổng hợp đề thi Tiếng Anh có lời giải (Đề số 21)

When Carol _______ last night, I _______ my favorite show on television

17/64

When Carol _______ last night, I _______ my favorite show on television

had called / watched

called / have watched

was calling / watched

called / was watching

Giải thích

Đáp án : D

When+ S+ V-ed, S+ was/were+ V-ing: một việc đang xảy ra thì một việc khác xen vào