The university estimates that living expenses for international students________around $8,450 a year,which________a burden for some of them. (2013·湖南,33)
__________ some maddals came to live in the sea is not
__________ , we'll come to see you again.
I think the doctor is able to cure of______he got.
Let us not waste____________ time we have left.
Mrs. Green wants to buy that kind of cloth because she___________ that the cloth__________ very well.