摘要: pollute, 7. healthily , 8. based , 9. cotton , 10. displaying .

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完形填空

  When people talk about air pollution, they are usually thinking about outdoor air   1  .But do you know that there is also air pollution inside homes, offices, hotels and other buildings?The air in your home can be 2 to 100 times more polluted than the air outdoors!In fact, some American doctors say that 50% of illnesses have   2   to do with polluted indoor air.

  A lot of pollution comes from indoor activities   3   smoking and cooking.As most people   4   about 80-90% of their time inside buildings, it is important to take indoor air pollution seriously, too.

  Air pollution influences our health   5  .When the air is polluted, not only young children and old people suffer from(遭受)it,   6   people with health problems suffer as well.Indoor air pollution can   7   people's eyes, noses and throats.Air pollution, both indoor and outdoor, can also lead to lung cancer(肺癌)and heart disease!In the great London fog in 1952, 4,000 people died in a few days   8  the pollution!It is said that half a million young children and women die each year in India because of indoor air pollution!

(1)

[  ]

A.

pollution

B.

pollute

C.

polluting

(2)

[  ]

A.

nothing

B.

everything

C.

something

(3)

[  ]

A.

as well as

B.

such as

C.

instead of

(4)

[  ]

A.

take

B.

cost

C.

spend

(5)

[  ]

A.

in many ways

B.

in many things

C.

in many houses

(6)

[  ]

A.

and

B.

but

C.

or

(7)

[  ]

A.

hit

B.

hurt

C.

polluted

(8)

[  ]

A.

because of

B.

thanks to

C.

related to

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根据短文内容选择可以填入空白处的最佳答案。

  Pollution means contaminating the Earth's environment with materials that harm people's   1   and lower their quality of life.Pollution can also harm animals and plants.  2   many different forms of pollution.The three major groups are air pollution, land pollution and water pollution.

  Air pollution comes from different sources-not   3   of them are man-made.For example, dust storms in deserts and the smoke from forest fires are natural sources of air pollution.In urban areas, dirty air is more noticeable   4   the fumes from traffic and the waste from factories.Air pollution can affect humans by causing sore eyes and respiratory   5  , especially in children and the elderly.Land pollution is caused by the deposit of soil waste that   6   be broken down quickly or at all.Land pollution can affect the lives of animals and plans, and it makes the environment look very   7   Recycling and reusing materials can help reduce the amount of land pollution.Other methods include landfill-using the rubbish to make new land and burning the rubbish, but these two methods can pollute the water and air.

  Water pollution results when substances that are released into lakes, rivers, oceans, etc.stay in the water or   8   at the bottom.This form of pollution may also begin in the air if the air is polluted and causes acid rain.When it   9  , the rain will then pollute the water in lakes, rivers, oceans, etc.Soil erosion is one example of natural water pollution and can cause problems   10   the soil blocks the flow and leads to flooding.Pollution from human sources includes chemicals, waste from factories and human sewage.

(1)

[  ]

A.

health

B.

healthy.

C.

healthily

D.

healthiness

(2)

[  ]

A.

It is

B.

They are

C.

There is

D.

There are

(3)

[  ]

A.

both

B.

all

C.

either

D.

every

(4)

[  ]

A.

because

B.

because of

C.

since

D.

for

(5)

[  ]

A.

matters

B.

pollution

C.

questions

D.

problems

(6)

[  ]

A.

can

B.

must

C.

cannot

D.

mustn't

(7)

[  ]

A.

bad

B.

badly

C.

good

D.

well

(8)

[  ]

A.

build into

B.

build up

C.

build of

D.

build out

(9)

[  ]

A.

rains

B.

will rain

C.

is raining

D.

is going to rain

(10)

[  ]

A.

until

B.

if

C.

unless

D.

though

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根据短文内容选择可以填入空白处的最佳答案。(Choose the best answers to complete the passage.)

  Pollution means contaminating the Earth's environment with materials that people's   1   and lower their quality of life.Pollution can also   2   animals and plants.  3   many different forms of pollutions.The three   4   are air pollution, land and water pollution.

  Air pollution comes from different sources-not   5   of them are man-made.For example, dust storms in deserts and the smoke from forest fires are natural sources of air pollution.In urban areas, dirty air is more noticeable   6   the fumes from traffic and the waste from factories.Air pollution can   7   humans by causing sore eyes and respiratory   8  , especially in children and the elderly.

  Land pollution is caused by the deposit of soil waste that can't   9   quickly or at all.Land pollution can affect the lives of animals and plants, and it makes the environment look very   10   Recycling and reusing materials can help   11   the amount of land pollution.Other methods include landfill-using the rubbish to make new land-and burning the rubbish,   12   these two methods can pollute the water and air.

  Water pollution results when substances are released into lakes, rivers, oceans, ect.Stay in the water or   13   at the bottom.This form of pollution may also begin in the air if the air is polluted and cause acid rain.When it   14  , the rain will then pollute the water in lakes, rivers, oceans, ect.Soil erosion is one example of natural water pollution and can cause problems   15   the soil blocks the flow and leads to flooding.Pollution from human sources includes chemicals, pesticides, waste from factories and human sewage.

(1)

[  ]

A.

healthy

B.

healthily

C.

health

D.

unhealthy

(2)

[  ]

A.

care

B.

harm

C.

threat

D.

protect

(3)

[  ]

A.

They are

B.

There is

C.

It is

D.

There are

(4)

[  ]

A.

major group

B.

majority group

C.

major groups

D.

majority groups

(5)

[  ]

A.

both

B.

either

C.

none

D.

all

(6)

[  ]

A.

because of

B.

though

C.

because

D.

since

(7)

[  ]

A.

effect

B.

afford

C.

affect

D.

effort

(8)

[  ]

A.

matters

B.

pollution

C.

questions

D.

problems

(9)

[  ]

A.

breaking up

B.

broken up

C.

broken down

D.

burned up

(10)

[  ]

A.

bad

B.

badly

C.

good

D.

well

(11)

[  ]

A.

recycle

B.

reduce

C.

destroy

D.

reuse

(12)

[  ]

A.

but

B.

and

C.

so

D.

or

(13)

[  ]

A.

build up

B.

build into

C.

build out

D.

build down

(14)

[  ]

A.

is going to rain

B.

rains

C.

will rain

D.

is raining

(15)

[  ]

A.

unless

B.

until

C.

though

D.

if

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