I dressed very warmly for the trip, but I ____________ so. The weather was hot.

A．needn’t do                    B．needn’t have done

C．can’t have done                 D．shouldn’t have done

---It snowed heavily last night and there must be a lot of snow on Emei Mountain.

---No, we found a little snow, as most of it seemed       off the mountain.

A．to have blown               B．to have been blown  

C．to be blown                   D．to blow

At last，we found ourselves in a pleasant park with trees providing shade and _________ down to eat our picnic lunch.

A．sitting           B．having sat       C．to sit         D．sat

The concert has been canceled __________ lack of support.

A．a(chǎn)s          B．owing to         C．because           D．lead to

----The exam was easy, wasn't it? 

----Yes, but I don't think _____ could pass it. 

A．somebody         B．a(chǎn)nybody          C．nobody         D．everybody 

In a sports team each player has a clear role, and there are few occasions_____members are confused or uncertain of their roles.

A．when         B．where         C．why           D．how

The report urged that all the children _______ to swim.

A．a(chǎn)re taught         B．be taught        C．to be taught        D．being taught

Young adults _______ older ones are more likely to prefer sports and become enthusiastic sports fans.

A．other than         B．more than         C．less than           D．rather than

I think exercise is the ideal way to relieve ______ after a hard day.

A．version       B．tension          C．tense         D．starvation

---- Where have you been recently?

---- I______ in Beijing for the Olympic Games for a week last month.

A．was        B．have been           C．had been           D．had gone