11 一个巴掌拍不响
12 Never put off until tomorrow what you can do today.
12 今日事，今日毕
13 Some people have all the luck.
13 有些人就是那么幸运
14 Don't be such a poor loser.
14 不要输不起
15 Don't cry over spilt milk.
15 覆水难收
16 It wouldn't hurt to ask.
16 问人又不会怎么样
17 have one's head in the clouds
17 心不在焉
18 Never say die.
18 决不要灰心
19 seeing is believing
19 眼见为实
20 Patience is a virtue.
20 耐心是一种美德