—Listen! Who _______ in the next room?—Sandy. She often _______ there. Her parents want her to be a singer (歌唱家).
I have spent______ on this job. I think I can finish it______this afternoon.
Boy, didn’t you see people were waiting in line? Don’t______in!
The weather is bad. You shouldn’t risk _______ mountains.
------Have you read the______ of the country you are going to? ------Yes. Now I know it’s a country famous for natural beauty.
The old men and the children must in our country .