1 . Reading books, _____________ takes the reader to other worlds, is a wonderful way to enjoy life.

2 . Beijing Expo 2019, ____ lasts for 162 days, is held in Yanqing from April to October.

3 . It is snowing heavily,________makes children feel excited.(用适当的词填空)

4 . There are three bedrooms in the house,______is Mary’s.

A．the smallest of which	B．the smaller of which
C．the smallest of them	D．the smallest of all

5 . 在下列句子中的空白处填入适当内容或括号内单词的正确形式。
1. Many leading companies across the world are making efforts to present high-tech products ______ (satisfy) people’s need.
2. If I hadn’t been sent off, we ______ (win) the match.
3. In our life, one of the most important things is to learn from our errors, forgive ______ (we) and move on.
4. Kids should keep in mind that their parents, in most cases, can relate to what they’re going through ______ they were teens once.
5. China’s high-speed train, Fuxing Hao, is now one of the fastest trains in the world, ______ can travel at a speed of 350 km/h.
6. It is reported that the project conducted by his research team ______ (complete) next month.
7. Because the flight was delayed, I ______ (wait) for two hours for my grandparents at the arrival hall yesterday.
8. When we visited our hometown, memories came ______ (flood) back.
9. ______ makes this novel stand out is its unique characters.
10. Music has a healing effect and it cheers you up when you are ______ a bad mood.

6 . Until now, we have raised 100,000 pounds for the poor children, ___________ is quite unexpected.

A．that

B．which

C．who

D．it

7 . It rained this morning, _____ actually didn’t bother me because I like walking in the rain.

A．what	B．when
C．where	D．which

8 . The whole class applauded wildly at the end of the speech, ______ greatly encouraged Bob.

A．what

B．where

C．which

D．when

9 . —Have you heard any news about Sarah?
—Yes, she was promoted to president of her company, __________surprised everyone.

A．who	B．that
C．which	D．it