It’s time an English lesson.A. havingB. to haveC. haveD. to having

问题补充：

It’s time an English lesson.

A. having

B. to have

C. have

D. to having

答案：

A. having

(答案→)B. to have

C. have

D. to having

解析：考查固定短语。It’s time to do sth.该是做某事的时候。故选B.