问题
What’s the matter with you?— _______ the window, my finger was cut unexpectedly.
A:Cleaning
B:To clean
C:While cleaning
D:While I was cleaning
B:To clean
C:While cleaning
D:While I was cleaning
正确答案是：
同类题型
Doyouthinkthathousingpricewillkeep ________in the years to come? -Sorry,l have no idea.[ ]
Three hours with your girlfriendto be a short time.
Why do you like this TV program—________it’s very interesting and exciting．
The story is uninteresting I don’t like it ___________Which of the following is WRONG?