Ⅰ.单句填空
1. She had devoted herself to （practise） for ten years and became one of the best swimmers.
2. Please inform us if there are any （significance） changes in your plans.
3. The money is to be used for one s purpose: the building of the new theatre.
4. Can't you guess the meaning of the word from thec?
5. Though Mo Yan won the Nobel Prize for L, he didn't like to show himself off in public.
6. There is still much to discuss. We shall, t, return to this item at our next meeting.
7. I'm afraid I haven't got a very good （sensitive） of direction, so I easily get lost.
8. I found an envelope （contain） a hundred-dollar bill on my way home.
9. The likely reactions of the market need to be reflected before we act.
10. Bill slept a little until he was a to take his turn on guard.
