1 . 听下面一段独白，回答以下小题。
1. How do students celebrate Earth Day?

A．By holding a celebration.

B．By doing some clean-up.

C．By promoting a volunteer job.

2. How long will the event last?

A．Two hours.

B．Three and half hours.

C．Four hours.

3. What requires the participants to do?

A．Go there with parents.

B．Complete an online form.

C．Bring their own gloves.

2 . 使用恰当的过渡衔接词连句成篇
1. 上周五晚饭前，我看到社区里有一个号召居民志愿服务的告示，就决定帮忙捡垃圾。
2. 周日早上，我加入了其他人的行列。
3. 垃圾很臭，更别提垃圾多得令人沮丧了。
4. 我一度很想退出，但我的队友鼓励我坚持下去。
5. 看到我们的社区终于有了新的面貌，我们都感到自豪。（状语从句的省略）
6. 我筋疲力尽但很满意地回到了家。直到那时，我才意识到，与为社区做出贡献的喜悦相比，疲惫只是次要的。（倒装句）
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3 . 使用恰当的过渡衔接词连句成篇
1．众所周知，海洋污染正变得日益严重。6月8日的世界海洋日旨在提高人们保护海洋的意识。
2．海洋是地球的基础。海洋不仅为我们提供了海洋资源，而且还保持了自然的平衡。
3．保护海洋迫在眉睫。
4．选择合理的方法开发海洋资源，不要向海洋倾倒垃圾。
5．迫切需要让更多的人参与到海洋保护中来。
6．尽力保护海洋，因为保护海洋就是保护我们自己。
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4 . 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。

As we all know, there are varieties of resources in the depths of the sea. However,     1     (随着时间的流逝)，some marine creatures have died out. Therefore, marine pollution has been of great global concern.

First of all,     2     (迫切需要) make people aware of the importance of protecting the ocean, because     3     (保护海洋就是保护人类，不定式作主语和表语).     4     (与此同时), we     5     (赞成政府采取有效措施) to keep the balance of nature. No matter how great the difficulty is, we will have the marine resources properly     6     (exploit) and never will we give up protecting the ocean.

5 . 语法填空

When I was young, my parents who were     1     possession of a small company used to take me to visit the seaside. We always stayed in a hotel close to the shore because my parents had a close bond     2     the owner of the hotel. Every time we went there, we would go diving under the waves to see the colorful fish. As I grew older I was allowed to go to greater     3     (deep) and further out beyond the bay. There I saw small sharks as they swam     4     (lazy) around the sea bottom. One day I witnessed a shark pursue a small fish which had no time to flee away and was     5     the mercy of the shark. In    6     meanwhile, I looked at the poor fish with a mixture of astonishment and sympathy.

6 . 将下面5个句子使用恰当的过渡衔接词连句成篇。
1. 中国人民一直渴望探索太空，希望能更多地了解宇宙。
2. 中国发射了许多环绕着地球运行的卫星和宇宙飞船。
3. 一些航天员被送入太空进行实验，以便了解太空的奥秘。
4. 有些人支持太空探索，而另一些人则持反对态度。
5. 在我看来，我们应该重视太空探索，因为它给人类带来许多不同的好处。
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7 . 阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。

To become     1     astronaut, you must go through a strict selection procedure. You need a lot of mental, intelligent and physical training. Besides, you should not only know about       2       universe, the solar system and our globe, but also understand rockets, satellites, spacecrafts, gravity and so on.     3     closing, astronauts must have a     4     (determine) will and a strong desire     5     success. After a spacecraft     6     (launch), make sure it goes in the right orbit. An astronaut on board has a lot of missions to carry out. He must be able to complete a spacewalk so as to transmit data     7     those relevant     8     (agency) on the earth.

8 . Shackleton and a team tried to sail to another island to find help. Look at the picture below and discuss the challenges you think they faced.

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9 . 使用恰当的过渡衔接词连句成篇
1．毫无疑问，社区是我们共同的家，我们大部分时间都在社区生活和放松。
2．我无法容忍我们一些居民的涂鸦和乱扔垃圾的不正当行为。
3．必须采取措施解决这个问题，让垃圾得到妥善处理。
4．居委会应在小区多放垃圾桶，并针对这些行为制定具体的规定。
5．应该鼓励居民养成良好的习惯和环保意识。
6．实际上，所有居民的共同努力将有助于建设一个更和谐、更宜居的社区。
Dear neighbors,
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10 . 将下面6个句子使用恰当的过渡衔接词连句成篇。
(1). 说起我的家乡青岛，我承认它是我最喜欢的城市之一。
(2). 青岛不仅地理位置优越，而且有着100多年的历史。
(3). 青岛有许多著名的景点，吸引着来自世界各地的游客。(现在分词作状语)
(4). 这里气候温和，使青岛成为一个适宜居住的地方。
(5). 这里有各种各样的特色小吃供人们选择。
(6). 我的家乡绝对值得一游。
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