Topic 2 All these problems are very serious.
Section A
Ⅰ.核心单词
1.根据音标写出以下单词及其中文意思。
音标 单词 中文意思
/s nd/ sand 沙
/ l / although 虽然
2.根据下列单词写出其中文意思。
sandstorm 沙暴 completely 彻底地
desert 沙漠/舍弃 reduce 减少
Ⅱ.翻译下列短语
1.come into being 形成
2.灭绝,绝迹 die out
3.转换成,变成 change into 4.结果 as a result
5.砍伐太多的树木 cut down too many trees
6.处于……的危险中 be in danger of
Ⅲ.根据句意及汉语或首字母提示完成句子
1.Although he studied hard, he failed the exam.
2.Cutting down (砍倒) trees affects the weather so much.
3.它对人类、动物和植物都有害。
It’s harmful to human beings, animals and plants.
4.刚才在街上走时,我什么也看不见。
While I was walking down the street just now, I couldn’t see anything.
Ⅳ.根据汉语意思完成句子
1.这阵风真大啊!
What a strong wind!
2.树能够阻止风把土壤吹走。
Trees can stop the wind from blowing the earth away.
3.树能够阻止水把土壤冲走。
Trees can stop the water from washing the earth away.
4.很多肥沃的土地变成了沙漠。
A lot of rich land changed into desert.
5.外面的风刮得厉害。
The wind outside is blowing strongly.
6.人们砍伐了太多的树木。
People cut down too many trees.
7.我们的环境变得好多了。
Our environment has become much better.
Topic 2 All these problems are very serious.
Section B
Ⅰ.核心单词
1.根据音标写出以下单词及其中文意思。
音标 单词 中文意思
/ r b / rubbish 垃圾
/wa ld/ wild 野生的
/ n b di/ nobody 没有人
/w (r)st/ worst 最差的
/ s t u e n/ situation 状况
/ p n / punish 处罚
/p (r) h ps/ perhaps 可能
/ evrib di/ everybody 每个人
/n n/ none 没有一个
2.根据下列单词写出其中文意思。
user 使用者 spit 吐
untidy 不整洁的 rude 粗鲁的
behavior 行为 nowhere 哪里都不
Ⅱ.翻译下列短语
1.在各处,到处 here and there 2.得到控制 under control
3.一些有用的事情 something useful 4.在公共场合 in public
5.阅读这篇文章 read this article 6.保护环境 protect the environment
7.野生动物 wild animals 8.摘花 pick flowers
9.践踏草坪 walk on grass 10.种更多的树 plant more trees
Ⅲ.根据汉语意思完成句子
1.我们没有人喜欢污染。
None of us likes pollution.
2.不要在公众场合随地吐痰。
Don’t spit anywhere in public.
3.我们不应该到处乱扔垃圾。
We shouldn’t leave rubbish here and there.
4.每个人都应该关爱野生动物。
Everyone should care for wild animals.
5.我们应该尽一切努力保护环境。
We should do everything we can to protect the environment.
Topic 2 All these problems are very serious.
Section C
Ⅰ.核心单词
1.根据音标写出以下单词及其中文意思。
音标 单词 中文意思
/h l/ hole 洞
/f (r)m/ form (使)形成
/ra z/ rise 上升/起床
2.根据下列单词写出其中文意思。
oxygen 氧气 radiation 放射物
directly 直接地 ozone layer 臭氧层
blanket 毛毯 carbon dioxide 二氧化碳
escape 逃跑
Ⅱ.翻译下列短语
1.health problems 健康问题
2.reach the earth directly 直接到达地球
3.the green house effect 温室效应 4.拿走 take away
5.涉及,有关 refer...to 6.对……有益(有好处) be good for
7.结果 as a result 8.穿过 pass through
Ⅲ.根据汉语意思完成句子
1.太多来自太阳的有害射线穿过这个洞,直接到达地球。
Too much harmful radiation from the sun passes through the hole and reaches the earth directly.
2.这在地球周围形成毛毯似的覆盖层。
This has formed a blanket around the earth.
3.它导致海平面上升和地球上气候的变化。
It causes the level of oceans to rise and the climate of the earth to change.
Ⅳ.根据汉语提示完成句子
1.全世界的人们已经砍倒了数百万的树木。
All over the world, people have cut down millions of trees.
2.下雨或刮风时,土壤被带走。
When it rains or when the wind blows, the earth is taken away.
3.在大城市,小汽车和公共汽车污染了空气。
In big cities, cars and buses have polluted the air.
4.和我们一样,海豚也会为死去的同伴哀悼。
Like us,dolphins also mourn their dead companions.
Topic 2 All these problems are very serious.
Section D
Ⅰ.核心单词
1.根据音标写出以下单词及其中文意思。
音标 单词 中文意思
/ v d/ avoid 避免
/d sk v (r)/ discover 发现
/ θ (r)sti/ thirsty 缺水的
/ n li/ nearly 几乎
/l / law 法律
2.根据下列单词写出其中文意思。
shortage 不足 reuse 重复使用
resource 资源
Ⅱ.翻译下列短语
1.plenty of water 大量的水
2.day by day 日复一日
3.在某方面取得进步 make progress in 4.被……覆盖 be covered with
5.短缺,缺乏 be short of 6.尽某人最大努力做某事 try one’s best to do sth.
7.在地球上 on the earth 8.避免做某事 avoid doing sth.
9.节约用水 save water
Ⅲ.根据汉语意思完成句子
1.如果科学家们能够找到更便宜的方式做这件事(从海水中提炼出盐),我们就能解决缺水的问题。
If scientists can find cheaper ways to do it, we can solve the problem of the shortage of water.
2.我们怎样能避免严重缺水的问题
How can we avoid a serious water shortage
3.虽然地球几乎有四分之三被水覆盖,然而我们仍然缺乏饮用水。
While nearly 3/4 of the earth is covered with water, we are still short of drinking water.
4.我们不能用它来浇灌植物或者直接饮用。
We can’t use it for watering plants or drinking directly.
Ⅳ.根据汉语提示完成句子
1.他每天花大量的时间练习篮球。
He spends plenty of time practicing basketball.
2.我们仍然没有足够的水。
We still don’t have enough water.
3.院子里的树在一天天长大。
The tree in the yard is growing up day by day.
Topic 2 All these problems are very serious.
话题小结
Ⅰ.词性转换
1.complete(v.完成,结束 adj.完整的)→completely(adv.彻底地,完整地)
2.behavior(n.行为,举止)→behave(v.行为,举止)
3.discover(v.发现,找到)→discovery(n.发现)
4.sand(n.沙子)→sandy(adj.沙的)
5.use(v.使用 n.用途)→useful(adj.有用的)→useless(adj.无用的)→user(n.使用者)→reuse(v.再次使用,重新使用)
Ⅱ.根据汉语提示完成句子
1.Some animals are in danger of (处于……的危险中)dying out.
2.Please take away(拿走) your books.
3.Almost 3/4 of the earth is covered with(覆盖着)water.
4.The water has changed into(变成)ice because of the cold weather.
5.He didn’t work hard.As a result(结果),he failed the exam.
Ⅲ.情景交际
1.你想感叹多么大的风啊,你可以这么说:
What a strong wind!
2.我们要劝告大家不要在草坪上走或者摘花,你可以这么说:
Don’t walk on grass or pick flowers.
3.你看到有人在公共场所乱丢果皮,你应该这么制止他:
Don’t litter fruit peels everywhere.
4.我们提倡大家应该竭尽所能保护环境,你可以这么说:
We should do everything we can to protect the environment.
Ⅳ.看图写话
1.Don’t throw litter here and there.
2.We should stop people from cutting down trees.
3.We should care for wild animals.