12．-Excuse me， ____ is the post office?

　 　　　-About 500 metres away.

　　　 A．how often　　 B．how long　 C．how far　 D．how soon

11．-Where ____ you ____ lunch?

　　　　 -At home．There was no school lunch

　　　 A．did；have　　 B．are；having C．will；have D．do；have

10．I'm not sure about the meaning of the word. You'd better look it up in a ____ ．

　　　 A．letter　　 B．dictionary C．postcard D．notice

9．Trees ____ fight air pollution．They are natural air conditioners．

　　　 A．should　　 B．must　　 C．need　 D．can

8． ____ it snowed heavily yesterday, nobody in our class missed the lesson．

　　　 A．Though　　 B．Because C．Unless D．Since

7．Tomorrow there's a programme about our school on TV，then it ____ by millions of people．

　　　 A．will see　　 B．saw　　 C．will be seen　 D．was seen

6．My brother is two metres in height．It's very difficult to find clothes big enough ____ him．

　　　 A．about　　 B．at　　 C．with D．for

5．-Have you ____ joined in a dragon boat race?

　 　　 　　-Yes，I have．

　　　 A．never　　 B．still　　 C．seldom　 D．ever

4．I forget to bring a pen．Would you lend me ____?

　　　 A．one　　 B．that　 　　　　　　 　C．it 　　　　 D．this

3．-Dad，I've passed the exam．

　　 　　- ____ !

　　　 A．Never mind　　 B．Good luck　　 C．Well done　 D．All right