6.瞧!树下有一位老人正在观看孩子们玩游戏。
Look! There is an old man under the tree .
5.每天我父亲去上班需要一个半小时。
Every day it .
4.这箱子太重,这小孩搬不动。
The box is .
3.让我们开始讨论这个难题吧。
Let's .
2.你最好不要单独去游泳。
You'd .
1.下次你应该早点儿来这儿。
Next time .
20. As she was tired with walking, the old woman sat down to have a rest.
_____ _____ _____, the old woman sat down to have a rest
19. The article needs shortening.
The article needs _____ _____ ________.
18. I regretted having told her the news.
I wish I _____ _____ _____ her the news.
17. Isn't he clever?
_____ _____ _____ man he is.