He liked to go to dances and parties, ______ he could have a good time just sitting and watching.

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

Hurry up! Flight 4406      off at 18:40.

A．takes             B．took              C．will be taken       D．has taken

The exam poster will be     on Friday afternoon．

A．put off            B．put down          C．put up            D．put away

To know more about Japan's recent claims about Diaoyu Islands,  you can use the Internet or watch CCTV news, or     ．

A．both             B．none             C．some             D．Neither

You have a big mouth, Li Fei. You ________ have told everybody the secret.

A．can't             B．mustn't           C．shouldn't          D．mightn't

Paper bags produced every year are ____ the world’s production of vehicles.

A．three times weight of                    B．three times the weight of

C．as three times heavy as                   D．three times as heavier as

 --- Where did you get such a beautiful skirt?

--- It was at the department store ____ we used to shop.

A．that              B．there             C．where            D．which

 --- Halloween is coming.

--- ____? We have no holiday anyway.

A．What if           B．So what           C．Why             D．Really