问题补充:
An awful accident , however, occur the other day.
A. does
B. did
C. has to
D. had to
答案:
A. does
(答案→)B. did
C. has to
D. had to
解析:句意:然而,几天前确实发生了一件可怕的事情。这里是强调谓语,用助动词+动词原形,因为时间是the other day“几天前”,用一般过去式,所以用助动词did,选B。
时间:2019-11-24 18:39:22
An awful accident , however, occur the other day.
A. does
B. did
C. has to
D. had to
A. does
(答案→)B. did
C. has to
D. had to
解析:句意:然而,几天前确实发生了一件可怕的事情。这里是强调谓语,用助动词+动词原形,因为时间是the other day“几天前”,用一般过去式,所以用助动词did,选B。