Our guest didn’t turn up ________ the play had begun:

A. as　 B. unless 　C. until　 D. while

Why didn’t you turn up at the meeting?

----I　　 for a long—distance call from my cousion in England.

A、waited　　 B、had waited　　 C、was waiting　　　 D、have been waiting

Tsunami, a Japanese word, translated as “harbor wave”, is caused by ____ sudden rise or fall

　 of part of the earth.

　 A. a; the　　　　　 B. /; the　　　　　 C. a; /　　　　　　 D. a; a

自去年年底起，我国西南地区的旱灾持续了几个月。许多土地因干旱而颗粒无收，人们面对着缺水断粮的困境。在天灾面前，我们人类在寻找办法降低损失的同时，也应反省自己。请根据下表，写一篇文章分析出现旱灾的原因以及我们该如何从自身做起。

注意：(1)词数100左右;(2)可适当增加细节，以使上下文连贯;(3)开头已写好，不计入总词数。

What Lessons Should Be L earned From the Drought

The drought in the south-west China lasts for several months, which makes people face water and food scarcity. We should learn lessons from it.

The drought can be cause by several factors.______________________________________

The question remains ______the Party can win the majority of the people .
 A. that   　　　　　  B. if  　　　　　 C. whether  　　　　　 D. /

By the time Jack returned home from England, his son_____ from college.

　 A. graduated　　　　　　　　　 B. has graduated

　 C. had been　　　　　　　　　　 D. had graduated

Give me a piece of _______（奶酪）.

________ straight on and you’ll see the central station. You won’t miss it.

A. Go　　　　 　 B. Going　　　　　 　 C. If you go　　　　 D. When going

He has recently ___ golf to provide himself with some relaxation.

　 A. gone for　 B. taken up 　　　　 C. make up　　　 D. looked for

Mr. Green is an Australian, ______ I know from his accent.

A who　　 B whom　　　　 C which　　 D that