问题
Jack is a great talker. It’s high time that he something instead of just talking.[ ]
A:will do
B:has done
C: do
D: did
B:has done
C: do
D: did
正确答案是：
同类题型
Agreat person is always putting others’ interests _________ his own.
When__________ and visit our exhibition next month?— When_______, I will let you know
surprise, the girl is considering______ to live in Tibet.
Mrs. White looks old for her age. —Yes. It worries her most ______ her hair is turning gray.[ ]