1 . 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.

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 . 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.

4 . 短文填空

Suddenly, the aftershock struck, which made the rescue work more difficult. “A nurse in the ward was covered with rubble,” a doctor screamed with horror then. We volunteers rushed to     1     (帮助医生抢救被掩埋在废墟里的护士). Although we were faced with falling rubble from time to time, we focused our efforts on removing the bricks and the rubble that trapped her.     2     (通过我们的共同努力), the nurse was rescued. It was a miracle that she survived the earthquake.     3     (我们的努力和付出是值得的).

5 . 根据汉语提示补全短文

One day, while Tom was behind the wheel, some yellow vests     1     (分散了他的注意力). It is some volunteers dedicated to environmental protection work who are cleaning up the garbage on the roadside.     2     (相比) those who spit in public and litter about, these volunteers       3     (激励他做一些促进环境保护的事情). On reflection he decided to join the volunteers since the beautiful environment       4     (依靠每个人的贡献).

6 . 根据汉语提示补全对话
(李雷正在参加一场主题为“如何预防自然灾害”的演讲比赛，他正在对如何应对地震展开论述……)
Good morning，everyone，

I'm Li Lei，and it's my honor to give a speech about earthquake prevention.There happened earthquakes in many places recently.The earthquake could cause significant damage.So    1    (如何在地震期间保持安全)has become an important issue.Here are some guidelines.

Firstly，don't be nervous and keep calm.Try to get into     2    (一片远离树木的空地)，buildings，walls，signs，power lines and anything else that might fall on you if you are outdoors.Secondly，if you are indoors，stay there.Quickly move to a safe place in the room such as under a strong desk.    3    (用手和胳膊覆盖你的头和脖子)．The goal is to protect yourself from falling objects.Avoid taking cover near windows，large mirrors and hanging objects.Thirdly,    4    (绝对不要使用电梯)．

Though we can't stop earthquakes,    5    (我们能够减少地震给我们带来的破坏) if we take right measures.

7 . 根据提示用所给学词汇的正确形式完成下列短文。

Fishing is one of the most     1     (strike) drivers of declines (降低) in ocean wildlife populations. Catching fish is not naturally bad for the ocean and without doubt     2     (accept), except when boats catch fish faster than stocks (储备) can catch up, something called overfishing.

The damage done by overfishing goes     3     (超出……范围) the needless loss of billions of fish. The number of overfished stocks     4     (global) has increased a lot in half a century and today one-third of the world’s fisheries are being pushed over their biological limits, according to the Food and Agriculture Organization of the United Nations. It is shown by a new study that more than one-third of all sharks and rays are now at risk of     5     (extinct) because of overfishing.

Overfishing is closely tied to bycatch — the catch of unwanted sea life while fishing for a specific species. This, too, is a serious marine (海洋的) threat that     6     (导致) the needless loss of billions of fish.

Billions of people rely on fish for protein, and fishing is the main livelihood for millions of people     7     (全世界).     8     (因此), governments and regional fisheries bodies must     9     (采取行动) now to stop overfishing and prevent a global crisis. To our relief, many people who make a living by catching and selling fish are working to promote how the world manages and protects ocean resources. WWF works with a lot of organisations to reform fishery management     10     (在全世界), focusing on sustainable (可持续的) practices that not only protect ecosystems, but also sustain livelihoods and ensure food security.

8 . 阅读下面材料, 根据首字母和提示填空, 每空一词。

In recent years, creatures such as whales, sharks, dolphins, deer, kangaroos and Tibetan antelopes have faced a t     1     and it's difficult for them to exist. Now their numbers are reducing due to too much hunting. As a result, they have to search for new h     2     and try to adapt to new environments. This problem has concerned people very much, and stirred up emotions of alarm. At present, many volunteers join in the protection of wild animals. In the habitats they observe the daily activities of wild animals and watch them over day and night. They remove traps and nets placed by hunters to protect these animals and insects like butterflies from a     3     . In addition, these volunteers help to recover the lost animals. They r     4     people in the neighbourhood of the importance of h     5     between man and nature.

近年来, 鲸、鲨鱼、海豚、鹿、袋鼠、藏羚羊等动物已面临威胁, 生存困难。由于过度捕猎, 现在它们的数量正在减少。因此, 它们必须寻找新的栖息地, 并努力适应新的环境。这一问题让人们非常担忧, 并引发了恐慌情绪。目前, 许多志愿者加入了保护野生动物的行列。在栖息地, 他们观察野生动物的日常活动, 并日夜照看它们。他们拆除 猎人放置的陷阱和网, 以保护这些动物和像蝴蝶这样的昆虫免受攻击。此外, 这些志愿者帮助找回丢失的动物。他们提醒邻近地方的人们人与自然和谐的重要性。

9 . 根据课文内容填空。

During a typhoon, you should do your best to     1    . It is also important that you stay inside. If you have to go outside, always exit using the stairs. When you are out,     2    trees, large signs and light poles. Remember to     3    what is going on. Pay attention to news updates to confirm whether the danger is gone. These tips will help keep you safe and sound     4    a typhoon.

10 . 汉译英

If you know the news that the flood is coming, don’t hesitate to run away.     1    (你最好尽可能地快跑。)     2    (当洪水爆发时，你必须尽量保持冷静). Try to save yourself     3    (在等待政府的救援时). Try to move at once to higher land and turn off all pieces of electrical equipment. Do stay outside the house surrounded by the flood.     4    (如果你不得不在水里行走，一定要拿根棍子). You mustn’t walk in moving water.     5    (不要触碰任何电子设备) if you are wet or standing in water.