1 . 这位老人有两个儿子,其中一个在纽约工作。(介词+关系代词引导定语从句)
The old man has two sons,______.

2 . 十年前的一天，他走进了一家咖啡馆,在那里他第一次遇见了他的妻子。
He entered a café one day 10 years ago, ____________________.

3 . 许多人吃高脂肪的食物，导致肥胖和不同的疾病。
①Many people eat high­fat foods，________________ obesity and different diseases.(简单句)
②Many people eat high­fat foods，________________ obesity and different diseases.(复合句)

4 . I hope you can have a healthy eating habit. It is more beneficial to your future life and study.(用非限制性定语从句合并句子)

5 . He once founded a Children Foundation, and its purpose is to help poor children all over the world.(用whose引导的定语从句改写)

6 . One of his masterpieces is Heal the World. In the song he expressed his wish to make the world a peaceful place for people to live in.(用“介词＋关系代词”引导的定语从句改写)。

7 . Making dumplings is really teamwork, so all the family members often work together. During it, they share their life stories with each other.(用非限制性定语从句改写)

8 . Pumpkins are believed to have originated in North America, _______ seeds from related plants have been found dating back to 7,000 B.C.

A．as

B．which

C．where

D．whose

9 . 他不想费心回答我的问题，这归根于他的无知。(bother; come down to)(汉译英)

10 . 众所周知，美食和文化是一起发展的。(cuisine; hand in hand) (汉译英)