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() 19. — Would you look after my dog for me while Tm away? 一.

   A. No,thanks          B. It,s my pleasure   

    C. I'm sure you will     D. With pleasure

() 18. Do you know for help when we are in trouble at school?

   A. who should we ask   B. what to ask

   C. who to ask         D. how should we ask

() 17. You jump onto the bus while it is moving. It’s too dangerous.

   A. may   B. may not   C. mustn’t   D. don't have to

() 16. We are going for a picnic tomorrow. I'll call Wendy to make sure.

   A. why to start     B. which to start   

    C. what to start   D. when to start

() 15. It’s Sunday morning. We get up early as usual.

   A. haven t to   B. hasn’t to   C. don't have to   D. mustn’t

() 14. I hid the money somewhere,but now I forget.

   A. to find it where     B. where to find it   

    C. where can find it   D. to where find it

() 13. advice you have given me!

   A. How useful   B. What useful   C. What a useful   D. How a useful

() 12. Do you know the town very well? 一 No? this is the first time I here.

   A. was   B. was going   C. came   D. have been

() 11. — Would you mind my here? — .Let me take my bag away.

   A. to sit;Better not     B. sitting;Tm afraid not

   C. sitting;Not at all   D. to sit;I hope so

() l0. The car is quite old.，there is nothing wrong with it.

   A. But   B. Till   C. However   D. While