1 . 专家作了一个讲座， 在讲座中他强调了保护文物的重要性。（deliver；非限制性定语从句）(汉译英)

2 . 他的头很快就在第二层的某个窗户伸出来，在那里除了树他什么也看不见。(from where)
His head soon appeared out of one of the second storey windows, ________________.

3 . ①Nowadays, a nature domain located in Sichuan Province has been set up.
②Pandas can enjoy their life happily there.
→________________________________________________________________________（合并成含有where引导的非限制性定语从句的主从复合句）

4 . Currently, young people are attracted by small theatres, ________ they can enjoy various live shows.

A．when

B．who

C．where

D．which

5 . Dongguan has beautiful parks, ______ families can spend quality time together. （用适当的词填空）

6 . The old woman will return to her hometown,          she left 30 years ago.

A．that

B．what

C．which

D．how

7 . They are wet all over and their sweat is frequently falling into the soil. The crops grow there.（用with的复合结构和where 引导的定语从句改写）

8 . 单句改错
1. Between the two parts of the concert is a short break, where the audience can buy ice cream.
2. The reason which you failed, I suppose, was that you didn’t follow your teacher’s advice.
3. Do you know the reason for why he didn’t come here?
4. Have you found the cave in where the bear is sleeping?
5. They finally reached a farmhouse, which lived an old man and his dog.
6. The factory that I work is a large one.
7. I still remember the day which I went to Beijing.
8. This is the reason which he was late for school.
9. We often think of the days which we lived together on the island.
10. Dancing is an activity that sight matters more than hearing.

9 . 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

10 . I took my friend to the Summer Palace, ________we had taken some photos.

A．where

B．which

C．that

D．／