1 . 使用恰当的过渡衔接词连句成篇
1. 我是李华，谨代表我校写信对你们的努力和帮助表示真诚的感谢。否则我们的城市可能会遭受更大的破坏。
2. 令人震惊的是，重庆受高温和干旱袭击，导致烈火发生。
3. 你们来了，及时提供了援助。
4. 尽管许多志愿者极其疲惫，依然专心于运送物资。
5. 正是你们不懈的努力和决心结束了这次自然灾害。（强调句）
6. 我们被你们深深感动，我们决定竭尽全力使我们的城市更美好。
Dear volunteers,
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Yours,

Li Hua

2 . 根据提示，运用本单元的词汇、短语及句式或使用词汇的正确形式完成下面的语篇。
Dear Sir/Madam,

    1     (我写信感谢你的及时救援), without which my life couldn’t return to normal.

A few days ago,     2     (一场极其可怕的地震袭击了我的家乡), leaving many houses in ruins.     3     (shock) to find everything buried under the fallen houses, I burst into tears.     4     (世界似乎到了尽头). Thankfully, although you were strangers, you     5     (不遗余力) provide enough food and water for us to survive on. With strong support from the government and your generous aid, a new town was built upon the earthquake     6     (ruin).

I can’t express my gratitude too much.

Yours sincerely,

Li Hua

3 . 语法填空

The Alaska earthquake of March 27, 1964 was one of the biggest     1     (disaster) in the earth science. As it was a holiday, many people were at home. Everything was going on as usual     2     people’s houses     3     (shake). Buildings     4     (crack) and water pipes burst. It lasted more than four minutes and many people were buried under the     5     (ruin), who waited for rescue workers to come     6     their rescue. The earthquake left people    7    shock and destroyed many towns and a great number of people suffered     8     the disaster. However, they all did everything in their power     9     (rebuild) the city.

4 . 听下面一段独白，回答以下小题。
1. Who first traveled around the moon before human beings?

A．Dogs..

B．Monkeys..

C．Tortoises.

2. Why were the creatures studied after returning to earth?

A．To see how they were affected.

B．To examine where they were affected.

C．To find out whether they were affected.

3. What caused the main changes in the creatures?

A．The space travel..

B．A lack of food..

C．Loss of appetite.

4. What happened in 1948?

A．One dog landed in the Indian Ocean.

B．Mice helped people explore space.

C．Monkeys were being sent into space.

5 . 应用文写作运用：演讲稿——太空探索
1. 利用本单元所学知识完成句子；
2. 使用恰当的过渡衔接词连句成篇。
①1986年美国“挑战者号”航天飞机发生解体，机上7名机组人员丧命，给人类太空探索蒙上了阴影。（现在分词短语作结果状语＋非限制性定语从句）
②尽管这项工作危险且困难重重，但人类对宇宙和银河系的探索从来没有停下脚步。（though引导倒装的让步状语从句）
③以中国为例，中国在贵州省建成了世界上最大的射电望远镜，把看不见的太空微粒收入眼中。
④人类已经步入了新时代，对太空的探索会越走越远。（with复合结构）
⑤无论遇到什么样的困难，中国人民会继续和平利用太空，参与到为人类谋福利的活动中。 （no matter what引导让步状语从句）
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6 . 语法填空

At present, we are accustomed to     1     (observe)the night sky with     2    telescope and most of us have been aware that it is an awesome invention. With the help of it, we can see numberless stars     3     (visible)to the naked eye. However, our quest is far beyond observing the stars, and we have been trying to explore more unknown regions in the universe.Our efforts never     4     (suspension), although the loss of the Challenger once cast a shadow    5     our hearts.

7 . 根据汉语提示完成短文。

Nicholas, intrigued by adventure stories,     1     (出发去滑雪) with his father. They had a wonderful day. When they were to leave, Nicholas decided to go down unusual trails himself. Unfortunately, a fierce snowstorm swept the area and Nicholas was lost. He remembered the story he ever read, in which a man was abandoned in a wild area and had to help himself out. “I would not shrink from danger. It’s time to     2     (我学到的技巧付诸实践了),” he whispered. He determined to     3     (逃命). Although in a subdued mood, he would not retreat.     4     (再三考虑之后), he     5     (全身心地建一个雪洞) to keep himself warm. The next day, he was found by his father, safe and sound.

8 . 将下面5个句子使用恰当的过渡衔接词连句成篇。
(1). 大堡礁是由珊瑚组成的。
(2). 这个脆弱的地方现在正受到污染和气候变化的威胁。
(3). 需要有资格的人来照料好它。
(4). 需要得到这份工作，求职者必须制作一段支持珊瑚礁保护的短视频。
(5). 申请人应该有娴熟的语言表达能力，因为你经常需要做宣传来提高人们的环保意识。
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9 . 使用恰当的过渡衔接词连句成篇
1.Rachel Carson在1962年出版了她的书《寂静的春天》。
2.她的目的是提醒人们注意人类活动对自然生态系统的破坏性影响。
3.她的书产生了如此直接和深远的影响，以至于DDT被禁止使用。(such...that...)
4.她的书很快成为一些农药行业批评者的目标，他们试图损害Carson的声誉。(定语从句)
5.Carson决心坚持自己的研究，捍卫自己的主张。
6.即使到今天，她的书仍然值得重读。
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10 . 应用文写作运用： 倡议书——保护野生动物
要求：
1. 利用本单元所学知识完成句子；
2. 使用恰当的过渡衔接词连句成篇。
①人类活动影响了动物的栖息地，大大降低了野生动物的数量。
②很多野生动物很难适应现在的环境。（it作形式宾语）
③政府已经关注这种状况，并采取了一系列措施来应对这个问题。
④与此同时，一系列的法律已经付诸实施。
⑤我相信我们会成功地消除这件事对我们的困扰。
⑥人类肯定可以与动物和平共处。
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