一、阅读下面短文,根据括号内所给汉语注释写出单词的正确形式(每空一词)。
The Sahara Desert is in the north of Africa. It is the 1. (最大的) desert in the world, covering about 9,000,000 square kilometres. Life there in the past was much more difficult for humans than in other places because it was hard to 2. (种植) plants and find water there. The Sahara Desert has one of the most terrible living 3. (条件、状况) on earth. It is very hot and dry all year round. The highest temperature there once 4. (达到) 58 ℃. Camels are the most useful means of transportation(交通工具) for people in the Sahara Desert. They are called "ships of the desert". Oil is one of the richest mineral resources(矿产资源) in the Sahara Desert. After the people there found it, they started to sell it to other countries. Then they 5. (完成、成功做到) to build roads and houses in the desert. But it is still hard for people to 6. (生存) in the Sahara Desert now. So the government has tried hard to plant trees in the past few years. They also have had some educational 7. (项目) to let people know the importance of saving water. As a result, the Sahara Desert has become much more beautiful than before. The Sahara Desert 8. (提醒) us that nature is just as important as humans. So we should try our best to protect the 9. (自然的) world.

1. largest
2. grow/plant
3. conditions
4. reached
5. managed
6. survive
7. programs
8. reminds
9. natural

二、完形填空。
Have you ever heard of Mount K2(乔戈里峰)? It's known as Savage Mountain because many people used to die or get hurt while 1 it.
K2 is the second highest mountain in the world after Mount Qomolangma. People never climb Mount K2 in 2. Both storms and cold weather make it 3 to climb this mountain during that time. K2 is famous as one of the most 4 mountains to climb. It is known by different 5 such as Chhogori, Ketu and Mount Godwin-Austen. The name Chhogori 6 "the king of mountains". This mountain lies on the border(边界) between Pakistan and China.
A part of the mountain lies in Pakistan. The other 7 of the mountain lies in Xinjiang, China. Thomas Montgomerie did the first survey of Mount K2. He named the 8 K2, where "K" stood for Ketu. K2 was the second mountain listed, so the name 9 the number "2". The best time to climb K2 is between April and October. It 10 at least 3 weeks to complete the climbing.
()1. A. climbing
B. pushing
C. swimming
D. moving
()2. A. spring
B. summer
C. autumn
D. winter
()3. A. important
B. impossible
C. worth
D. practical
()4. A. challenging
B. comfortable
C. interesting
D. ancient
()5. A. names
B. places
C. mountains
D. trees
()6. A. listens
B. shows
C. calls
D. means
()7. A. nature
B. part
C. joy
D. scene
()8. A. mountain
B. coast
C. river
D. desert
()9. A. completed
B. included
C. provided
D. depended
()10. A. spends
B. joins
C. takes
D. goes

1. A
2. D
3. B
4. A
5. A
6. D
7. B
8. A
9. B
10. C