After arriving at Merzouga, we entered the Sahara in which we saw     1     sand dunes. The sun was     2    , and the sky was     3    . There was not a     4    . The desert seemed completely empty. Before dark, we returned to our     5    . Our car was once     6     the mud during the trip. We saw the     7     mountain in Africa. There were tall     8    , trees and animals like giraffes and elephants on the     9    . Finally, we got out of the car and took our     10     into the hut.

Some people believe that space exploration is a waste of time and the     1    . Then why do humans still explore space? 

It is humans’     2     about the unknown that leads humans to explore space continuously. Space exploration helps better understand the     3     and the origin, evolution and future of the     4    . Humans’ lives have become     5     through space exploration, which will probably provide     6     for humans in many areas. Space exploration can bring great     7     and attract young to take up     8     concerning it. Wonders in space exploration can provide children with     9     and motivate them to become the scientists and     10     of the future.

Now they are sitting in their classroom. They are listening to a tape. This time tomorrow they     1     (将正坐在电影院里). They     2     (将在看电影). On Saturday there is no class. So on Saturday they     3     (不会坐在教室里). They will     4     (做着别的事). Bill     5     (将在打网球). Ann     6     (将在购物). George     7     (仍在吃早饭).

    1    (据说) our school will hold a singing contest to celebrate the Party’s birthday. It is not yet clear     2    (比赛何时举行，如何组织). But after hearing the news, the students have begun to prepare for it.     3    (大家认为) through this activity, we can express our love for the Chinese Communist Party and     4    (我们能否获奖) or not doesn’t make any difference.     5    (众所周知) under the leadership of the Party, our life is getting better and better.     6    (令我们感到自豪) is that we are living in a stable, peaceful and prosperous country. I’m sure the singing contest will be a great success.

I,     1    (17岁), come from a family of three. My father,     2     (我以他为自豪), is an excellent teacher. The factory,     3    (我妈妈曾在那工作过), closed down, and she is now a housewife looking after my father and me. I am in senior two and next year,     4     (那时我将高中毕业), is approaching. I will study harder in order to be admitted to a key university,     5    (它能给我提供更好的学习环境).     6    (众所周知), hard work will lead to success. So I believe my dream will surely come true.

Last week, I served as a volunteer at a competition     1    (由学生会举办的) to     2    (提高我的交流技能).     3    (被邀请的裁判)were from Grade Three.     4    (所有感兴趣的同学) were allowed to attend the competition.     5    (所有的准备工作完成), the competition went on smoothly. At last, the competition was very successful, and we were all to     6     (看到我们的努力被认可)by students and teachers.

After breakfast, Mom was doing housework in the kitchen. She talked to Tom     1     (洗碗时) and plates. She said to Tom, “Dear son.     2    (过街时当心车辆). ” Tom usually said to his mom “    3     (再见), mom. ” However, this time, she heard nothing. Tom hurriedly left home     4     (好像很着急). She     5     (认为汤姆很无礼) this time, but she     6    (不知道为什么). She thought she would     7     (让汤姆意识到) his wrong doings when he came back from school.