单项选择题Silk()by Chinese for thousands of years now.

A.has used
B.has been used
C.was used
D.is used


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1.单项选择题By the end of this year, I()enough money for a holiday

A.will save
B.will be saving
C.will have saved
D.will be saved

2.单项选择题By next year he()in New York for five years.

A.has worked
B.has been working
C.works
D.will have worked

3.单项选择题The work()by the time you get there.

A.will have been done
B.was done
C.had been done
D.has done

4.单项选择题The farmer caught the boys()his apples.

A.stealing
B.stole
C.to steal
D.would stea

5.单项选择题()all we should put the theory into practice.

A.Beside
B.To
C.Above
D.Of

8.单项选择题His attitude toward us seems()

A.nicely
B.warmly
C.kindly
D.friendly

9.单项选择题I was busy with my paper when I heard someone()in the room above.

A.moving on
B.moving off
C.moving up
D.move about