1. Kaz looked back. The city was on fire.
    和子往身后望去，只见整个城市都在燃烧。

2. He gets a good salary, but he always borrows money from his friends and never pays it back.
    他工资很高，可是他常常向朋友们借钱，而且从来不还。

3. His back is so crooked that he can not stand upright.
    他的背弯得很厉害, 无法站直。

4. He lay back and relaxed his mind.
    他躺下来让脑子得到休息。

5. He had put up a basket on a pole in the back yard.
    他在后院一根柱子上安一个球篮。

6. He told him he had better return it or he would call the police.
    告诉他最好把羊交还，否则就去叫警察。

7. He threatened to call the police.
    威胁说要去叫警察。

8. He loved to be told that one of his imaginary products was temporarily out of stock and he would faithfully promise to call again at some future date, but of course he never did.
    他爱听售货员说他想像出来的那种东西暂时脱销，于是他就煞有介事地许诺改天再来光顾。当然，他再也不会来了。

9. He always meant to go back one day, but not to stay.
    他总想将来回国看看，但却不愿长期住下去，

10. Have you ever put your trousers in the washing machine and then remembered there was a large bank note in your back pocket?
    你有没有把裤子塞洗衣机，然后又想在裤子的后兜有一张大面值的纸币?