《2025年练习部分九年级英语上册沪教版54制》

√ 1 If you don't see a dentist, you will get a toothache./If you see a dentist, you will not get a toothache./Unless you see a doctor, you will get a toothache.

答案： If you don't see a dentist, you will get a toothache./If you see a dentist, you will not get a toothache./Unless you see a doctor, you will get a toothache.

2 Unless you save your money carefully, you won't be able to buy earphones.
3 I won't see the horse race very well unless I wear my new glasses.
4 If we don't hurry, we won't see the beginning of the film.
5 Unless you keep quiet, you'll have to leave the library.
6 We'll get badly sunburnt if we don't stay under the umbrella.
7 If it doesn't rain soon, the crops won't grow very well.
8 They can't go out unless they finish their homework.

答案： 2 e Unless you save your money carefully, you won't be able to buy earphones. 3 a I won't see the horse race very well unless I wear my new glasses. 4 g If we don't hurry, we won't see the beginning of the film. 5 d Unless you keep quiet, you'll have to leave the library. 6 f We'll get badly sunburnt if we don't stay under the umbrella. 7 h If it doesn't rain soon, the crops won't grow very well. 8 b They can't go out unless they finish their homework.