PRACTICE TEST 6- Đại từ nhân xưng, Đại từ sở hữu và Đại từ phản thân

This is _______ A. had what happened B. what happened C. what did happened D. has what happened

52/100

This is _______

had what happened

what happened

what did happened

has what happened

Giải thích

Chọn đáp án B