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沪教版七年级下册英语Unit5 Water is life 重点词汇短语句子专项训练
满分100分
一、词汇辨析（从括号内选择正确单词填空，每题1分，共10分）
Water is necessary for all living things, so we must save every ______ (drop / drops) of it.
Most of the Earth's water is salt water, and only a small part is ______ (drink / drinkable) water.
My mother uses water ______ (wash / to wash) clothes every day, and she reuses the water to clean the floor.
The broken pipe is ______ (pouring / pouring) water all the time, we need to call the worker to fix it.
We should turn off the tap when brushing teeth to avoid ______ (waste / wasting) water.
The ______ (pollute / pollution) of the river makes the fish in it die.
Water can change into steam when it is ______ (heated / heating) to 100℃.
It's our duty to protect water resources and stop ______ (pollute / polluting) them.
The water in the lake is so clear that we can see the ______ (sand / sandy) at the bottom.
If we don't save water, we will face a serious water ______ (short / shortage) in the future.
二、用括号里单词的正确形式完成句子（每题1分，共15分）
Water ______ (cover) about 71 percent of the Earth's surface, but fresh water is very limited.
The students ______ (learn) about the water cycle in science class now, and they are very interested in it.
It's important for us ______ (develop) the habit of saving water in daily life.
The dirty water from the factory ______ (make) the river undrinkable last year.
Look! The children ______ (collect) rainwater to water the flowers in the garden.
We have already ______ (realize) the importance of protecting water resources.
If we reuse water in our daily life, we ______ (save) a lot of fresh water every year.
The ______ (freeze) water turns into ice, and it can melt into water when the temperature rises.
Stop ______ (run) the tap while washing hands, it's a waste of water.
This kind of machine can ______ (clean) the dirty water and make it drinkable.
The ______ (important) of water to life can never be ignored.
The workers ______ (fix) the broken water pipe now, so we can't use water for a while.
We should use water ______ (wise), such as reusing the water for washing rice to water plants.
Many people in dry areas don't have enough ______ (drink) water to use every day.
The water cycle ______ (include) evaporation, condensation and precipitation.
三、用括号里中文提示及句意完成句子（每题1分，共20分）
Water is the source of ______ (生命), and no living things can live without it.
We should ______ (关掉) the tap when we are brushing our teeth to save water.
The ______ (循环) of water is a natural process that is very important for the Earth.
Most of the fresh water is stored in ______ (冰川) and underground, we can't use it directly.
We need to ______ (节约) water because fresh water is becoming less and less.
The factory should treat the ______ (脏的) water before pouring it into the river.
______ (海水) is not suitable for drinking or watering plants because it has too much salt.
We can ______ (再利用) the water for washing clothes to clean the floor and water the flowers.
The ______ (短缺) of fresh water is a serious problem all over the world.
When water is heated, it turns into ______ (蒸汽) and rises into the air.
The heavy rain last night ______ (填满) the lake, and the water level rose a lot.
We should protect the ______ (资源) of fresh water and stop polluting them.
The ______ (滴) of water on the leaf glistens in the sun, it's very beautiful.
The water in the river is so ______ (清澈的) that we can see the fish swimming in it.
We use water to ______ (烹饪) food, wash clothes and clean our houses every day.
The ______ (融化) of glaciers will cause the sea level to rise.
We should take action to ______ (防止) water pollution.
The ______ (地下的) water is an important source of fresh water for human beings.
The sun's heat makes the water in the ocean ______ (蒸发) into the air.
It's everyone's responsibility to ______ (保护) water resources.
四、重点短语 英译汉/汉译英（每题1分，共20分）
英译汉
water is life
fresh water
salt water
the water cycle
turn off the tap
reuse water
water pollution
water shortage
in daily life
be covered with
汉译英
生命之源
百分之七十一
关掉水龙头
处理脏水
储存淡水
防止水污染
循环利用水
地下水资源
冰川融化
采取行动节约用水
五、汉译英，根据中文提示补全句子，一空一词（每题1分，共15分）
水覆盖了地球表面的大约百分之七十一，但淡水非常有限。
Water ______ about 71 percent of the Earth's surface, but ______ ______ is very limited.
我们应该养成在日常生活中节约用水的习惯。
We should ______ the habit of ______ water in our ______ ______.
工厂必须在排放前处理脏水，以防止水污染。
Factories must ______ ______ ______ before pouring it out to ______ water pollution.
当我们刷牙时，关掉水龙头可以避免浪费水。
Turning off the tap when brushing teeth can avoid ______ ______.
我们可以再利用洗衣服的水来拖地和浇花。
We can ______ the water for washing clothes to ______ the floor and ______ the flowers.
淡水短缺是全世界面临的一个严重问题。
______ ______ ______ fresh water is a serious problem all over the world.
水循环包括蒸发、凝结和降水三个主要过程。
The water cycle ______ three main processes: ______, condensation and precipitation.
如果我们不采取行动节约用水，未来我们将没有足够的淡水。
If we don't ______ ______ to save water, we ______ have enough fresh water in the future.
冰川中的淡水不能被我们直接使用。
The fresh water in glaciers ______ ______ ______ by us directly.
太阳的热量使海洋中的水蒸发到空气中。
The sun's heat makes the water in the ocean ______ ______ the air.
许多生活在干旱地区的人们每天没有足够的饮用水。
Many people living in dry areas don't have enough ______ ______ to use every day.
明智地用水是保护水资源的一种好方法。
Using water ______ is a good way to ______ water resources.
昨晚的大雨填满了水库，解决了当地的缺水问题。
The heavy rain last night ______ the reservoir and solved the local ______ ______ problem.
水变成蒸汽后，会在空气中凝结成小水滴。
After water turns into steam, it will ______ into small water ______ in the air.
我们已经意识到保护水资源的重要性，并开始采取行动。
We _____ ____ the importance of protecting water resources and have started to _____ ____.
六、句型转换（每题2分，共20分）
Water is very important for all living things.（改为感叹句）
______ ______ water is for all living things!
We use water to cook food every day.（改为被动语态）
Water ______ ______ to cook food by us every day.
The factory polluted the river last month.（改为否定句）
The factory ______ ______ the river last month.
We should reuse water to save fresh water.（对划线部分提问）
______ ______ we reuse water
The students are learning about the water cycle now.（用already改写为现在完成时）
The students ______ ______ ______ about the water cycle.
Most of the Earth's water is salt water.（对划线部分提问）
______ ______ of the Earth's water is salt water
If we save water every day, we can protect our Earth.（用unless改写）
______ we save water every day, we ______ protect our Earth.
It's important for us to save water.（改为同义句）
______ water is important for us.
The broken pipe has wasted a lot of water.（改为一般疑问句）
______ the broken pipe ______ a lot of water
We can see fish swimming in the clear river.（改为被动语态）
Fish can ______ ______ swimming in the clear river.
参考答案
一、词汇辨析.
1.drop 2. drinkable 3. to wash 4. pouring 5. wasting
6.pollution 7. heated 8. polluting 9. sand 10. shortage
二、用括号里单词的正确形式完成句子.
1.covers 2. are learning 3. to develop 4. made 5. are collecting
6.realized 7. will save 8. frozen 9. running 10. clean
importance 12. are fixing 13. wisely 14. drinking 15. includes
三、用括号里中文提示及句意完成句子.
life 2. turn off 3. cycle 4. glaciers 5. save 6.dirty 7. Salt water 8. reuse 9. shortage
10. steam 11.filled 12. resources 13. drop 14. clear 15. cook
16.melting 17. prevent 18. underground 19. evaporate 20. protect
四、重点短语 英译汉/汉译英.
英译汉
水是生命 2. 淡水 3. 海水 4. 水循环 5. 关掉水龙头
6.再利用水 7. 水污染 8. 水资源短缺 9. 在日常生活中 10. 被……覆盖
汉译英
the source of life 12. seventy-one percent 13. turn off the tap 14.treat dirty water
15. store fresh water 16. prevent water pollution 17.recycle water 18. underground water resources 19. the melting of glaciers 20.take action to save water
五、汉译英，根据中文提示补全句子，一空一词.
1.covers; fresh water
2.develop; saving; daily life
3.treat dirty water; prevent
4.wasting water
5.reuse; clean; water
6.The shortage of
7.includes; evaporation
8.take action; won't
9.can't be used
10.evaporate into
11.drinking water
12.wisely; protect
13.filled; water shortage
14.condense; drops
15.have realized; take action
六、句型转换.
1.How important 2.is used 3.didn't pollute 4.Why should 5.have already learnt
6.How much 7.Unless; can't 8.Saving 9.Has; wasted 10.be seen
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