1. be snowed down

2. 纯洁无辜

3. 不要因为早晨下了一场雨就不去旅行。 for a morning rain leave not your trip.

4. on cloud nine

5. 未雨绸缪

6. 不切实际，好高骛远

7. white as snow

8. 大鱼吃小鱼，天空要下鱼fish bite best before a rain.

9. 了解情况

10. It never rains but it pours

11. head in the cloud

12. right as rain

13. 泛泛之交

14. fair-weather friend

15. 飘飘然如上九重天on cloud nine

16. know which way the wind blows

17. 草上露珠闪，告别下雨天when dew is on the grass,rain will never come to pass.

18. 冒险

19. 身体健康，一切正常

20. 工作太多做不过来

21. 以上这篇是

22. 飘飘然如上九重天

23. 不雨则以，一雨惊人

24. 做白日梦sail close to the wind

25. 蚂蚁搬家，天将雨when ladybugs swarm,expect a day thats warm.

26. chase rainbows

27. Save for a rainy day

28. 谚语是逐渐被人流传下的语句，下面谜语网整理

29. 蜜蜂迟归，雨来风吹if bees stay at home,rain will soon come.if they fiy away ,fine will be the day