问题

What ________ to the boy a moment ago? —The knife cut his tiptoe.
A:happen
B:happens
C:will happen
D:happened
B:happens
C:will happen
D:happened
正确答案是:
同类题型
Don’t forget to__________ your things when you have finished your homework.—— I won’t, Mum.
China’s first lady ____________the home-made clothes to visit Russia in March,2013.
Helen is 15 years old, and Joan is 15, too. So Helen is ____ Joan.
All the students are talking and laughing in the classroom and it’s _______.
Jack, how are you feeling today?— Much . I think I can go to school tomorrow.