人教版八年级下册Unit 7 What's the highest mountain in the world?话题作文讲解和练习

八年级英语下册Unit7
话题作文讲解和练习
本单元话题是geography and nature（地理和自然）,同学们介绍了几处地理奇观和两种珍稀动物， 因此写作出题围绕着“保护野生动物” 展开， 命题形式可以是写一篇保护动物的倡议书， 也可以是根据提示或图片介绍一种或几种野生动物的相关情况。
结合单元所学，我们可以运用:
1.形容词和副词的比较级最高级来描述动物的特征 ;
2.衔接词because, so,first, firstly, second, secondly, third, thirdly, one reason is, another reason is等词， 使文章内容更具逻辑性 。
一、必备词汇和短语
【词汇】
protect 保护
panda 大熊猫
elephant 大象
whale 鲸鱼
Tibetan antelope藏羚羊
chimpanzee 黑猩猩
tiger 老虎
Yangtze alligator 扬子鳄
birth 出生
endangered 濒危的
protection 保护
illness 疾病
research 研究
save 挽救
danger 危险 action 行动
measure 措施
【短语】
in danger 处于危险中
at birth 出生时
save one's life 挽救生命
look for ... 寻找......
try to do sth.尽力做某事
try one's best to do sth.尽某人最大的努力做某事
take action 采取行动
take measures采取措施
do research 做研究
research centers研究中心
feel free to do sth.随意地做某事
as far as I know据我所知
the forces of nature自然界的力量
up to... 到达(某数量、程度等);至多有
be friendly to... 对...友好
give up 放弃
save endangered animals拯救濒危的动物
pour polluted water into the river向河里排放污水
二、必备句型
1.We should protect these animals.
我们应该保护这些动物。
2.When they are born,they only weigh about...
当他们初生的时候，他们只重.....
3.Now,they are endangered.
现在他们濒临灭绝。
4.We must take action to save them.
我们必须采取行动挽救它们。
5.The government is trying hard to help save them.
政府正积极努力的帮助挽救它们。
6. I think people should/ shouldn't....
我认为人们应该/不应该.......
7.People started to realize the importance of protecting the
environment.
人们开始意识到保护环境的重要性。
8. Elephants are the largest mammals on land.
大象是最大的陆地哺乳动物。
9. The number of elephants is becoming smaller and smaller.
大象的数量正在变得越来越少。
10. People cut down forests so they are losing their homes.
人们砍伐森林，所以他们正在丢失他们的家园。
11. We should try our best to protect animals and environment.
我们应该尽我们最大的努力去保护动物和环境。
12. We must know the importance of protecting animals.
我们必须知道保护动物的重要性。
13. Let's work together to save animals and make a difference to the world.
让我们一起保护动物，改变这个世界。 无论你做什么
14. It's time to take action to protect animals.
是时候采取行动保护动物。
15. Animal protection organizations can raise awareness of the importance of protecting wild animals.
动物保护组织能够提升保护野生动物的重要性意识。
16. We can refuse to eat any endangered animals or use products made with the parts of their bodies, such as theor fur or teeth.
我们拒绝吃任何濒危动物或使用由他们身体的一部分制作成的产品，比如他们的皮毛或牙齿。
17. If we all keep doing these things，I believe the environment will be better.
如果我们坚持做到以上的事情，我相信环境会变得更好。
18. All these bad things were caused by the terrible environment，but the terrible environment was caused by humans.
所有的这些坏事都是由糟糕的环境造成的，但是糟糕的环境是由人类造成的。
19. It is mostly because of human activity.
大部分是因为人类的活动。
20.An adult panda weighs many times more than a baby panda.
一只成年大熊猫比小熊猫要重好多倍。
21. Pandas has become so popular that they are now a symbol of China.
熊猫变得如此受欢迎，它们现在是中国的一种象征。
22. To help them ， we can...
为了帮助他们，我们能.......
三、练习
1.为了呼吁人们保护濒危动物，某中学生英文杂志开设了“保护濒危动物”专栏，现面向广大中学生征稿。假如你对这个话题很感兴趣，请你写一篇短文，然后向该杂志投稿。
内容包括:
1.许多种动物正濒临灭绝(举几个例子);
2.动物濒临灭绝的原因(至少写两条);
3.作为一名中学生，你能为保护濒危动物做些什么(至少写两条)。
要求:
1.内容要全面;
2.语言表达要准确，语意要通顺、连贯;
3.词数不少于100，开头已给出，但不计入总词数。
As is known to everyone, animals are our friends.
【参考范文】
As is known to everyone, animals are our friends. However, many kinds of animals are in danger now, such as pandas and whales.
There are several reasons for this. To begin with, they don't have enough food to eat or enough places to live. Secondly, humans pollute the rivers and take away their lands and forest. What's more, to make money humans kill them for meat, fur and oil.
It's time to protect endangered animals. As middle school students, what can we do First, we must tell people around us how serious the problem of endangered animals is. Second, we mustn't buy clothes or food made from endangered animals. Third, we should advise the government to build more nature parks for animals.
2.假如你是李华，你校英文报开设了“保护濒危动物”专栏，正在向学生们征稿。在科学课上你了解到雪豹(snow leopard)正濒临灭绝。请你根据以下提示内容写一篇短文，然后向此专栏投稿，借此机会呼吁人们保护雪豹。
提示内容:
1.目前雪豹的数量越来越少;
2.雪豹处境危险的原因:毛皮(fur)交易;食物短缺;
3.保护雪豹的建议。
要求:
1.内容应包括提示中的所有内容，可适当发挥;
2.语言表达要准确，语意要通顺、连贯;
3.词数不少于100，开头已给出，但不计入总词数。
Snow leopards are big cats. They live in the mountains of Central Asia.
【参考范文】
Snow leopards are big cats. They live in the mountains of Central Asia. Snow leopards have beautiful, thick fur. It protects them from the cold in the high mountains. The snow leopard is one of the most endangered cats in the world. The number of snow leopards is becoming smaller and smaller. There are two main reasons. First, to make money, humans kill them for their fur. Second, humans take away their lands and forests. As a result, they can't find enough food to eat.
It's time to protect snow leopards. First, we shouldn't buy the things made of snow leopard fur. Second, we should advise the government to build more nature parks for snow leopards.