4 . My boss allowed me to leave early this afternoon, but I had to ______ the time the next day.

A．make up

B．take up

C．turn up

D．pick up

5 .           a little extra light throughout the day may do more than just lift your spirits.

A．Letting in

B．Taking up

C．Sending out

D．Putting aside

8 . 根据语境，选择下框中的单词或者短语的正确形式填空，框中有两个多余单词或短语。

commit     circumstance     efficiency     acknowledge     conclusion      the instant     come to power     sum up     take up     insist on

1. The Internet is a very _____________ medium for spreading information.
2. The man________________finding a taxi for me even though I told him I lived nearby.
3. He was a good man who was_______________to his family as well as to his work.
4. Lu Xun,________________ as one of the greatest modern writers in China, was born in Shaoxing, Zhejiang Province in 1881.
5. To _______________, low price, easy access to information and wide use make students use computers a lot.
6. Peter_____________________his position as the head of the travel agency last month.
7. Much to my surprise, she burst into tears ________________she read the letter.
8. Under no ____________________ will China be the first to use nuclear weapons.