----Will you watch the World Cup match this year?------No. I _________ several World Cup matches since I was a small child.a. had seen b. see c. was seeing d. have seen
The bread is made _______wheat(小麦)and this table cloth is made ______paper.
________exercise you take,________you’ll be.
I’ll come to see you this evening_______I can stay only for a few minutes.
It has been ten years _______I left my hometown.
How to ______this event is really a difficult problem.All the leaders are worried about it at the moment.