1 . The reason ________ he failed to make himself understood was ________ he was not good at speech.

A．for which, because	B．that, that
C．which, because	D．why, that

2 . No one knows the real reason ________ he didn’t show up that day.

3 . 语篇填空

Do you know the man     1    wrote this book？He was Jason，one of the engineers     2    came from Russia in the 1950s.He worked in the same factory     3    my father once worked. When he came to China，the first thing     4     he did was to visit the factory     5    did research on trolleybuses and found out the reason     6    China was so backward in it. Then he spent every minute     7    he could spare to help China develop transportation.    8    is mentioned above，Jason was a foreigner     9    made great contributions to our country and was a kind man to     10    we should say thanks.

4 . 用方框中所给的单词完成下列句子

1. I still remember the day _____I first met Jennifer.
2. Smoking,_____ is a bad habit,is,however,popular.
3. The worker with _____my father works is about 50 years old.
4. Do you know the reason _____he is absent from school?
5. September 1st is the day _____I’ll never forget.
6. Great changes have taken place in the company _____we are working.
7. This is one of the best films _____have been shown this year.
8. I lost a book,_____name I can’t remember now.
9. _____ is known to the world,China is making great progress.
10. They finally arrived at an island _____name was very strange to them.

5 . The reason ___________ someone is triggered by something and others are not is often due to one’s personal history and psychological traits.

6 . Please give us the reason ______ the goods were delayed.

A．why	B．which
C．what	D．how

7 . Do you know the reason             Mary is crying?

A．when	B．where
C．why	D．that

9 . 越来越多的人学习汉语的原因有很多。（汉译英）

10 . None of us know the reason ________ Tom was absent from the meeting.