1. 从a-e 中选出与画线部分意思相同或相近的选项（每项限用一次）。

a. from time to time b. have a good effect c. feel discouraged d. there seems to be no explanation for it e. badly in need of repair

1. （1） Just five minutes' exercise a day could make a difference.
3. （2） John is fond of sports. Now and then he goes to a ball game.
5. （3） Why did you do a thing like that? It doesn't seem to make sense.
7. （4） After we going on a self-drive holiday for a month, my car is falling apart.
9. （5） The committee lost heart when money given by supporters fell by 50% in three months.