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閱讀理解
Many places in the world need more fresh water. Every country is trying to find ways to turn salt water into fresh.
Why aren't there many factories like the Symi factory?
In some places, the sun isn't hot enough, or it doesn't shine every day. In these places, other ways of heating seawater can be used. These ways cost more money, but they work faster than the sun. By boiling sea water with high heat, a lot of fresh water can be made quickly.
But heating is not the only way to get fresh water from salt water. Other ways are tried. One way is freezing. The fresh part of salt water freeze., first. To get fresh water, the pieces of ice are taken nut.
Which way is best? The one that gives the most water for the least money. It may be a different way for each place.
Symi's way seems very good for small, hot places. It doesn't make very much water at a time. But the factory is easy to build and cost little.
That's why people in many dry places talk about Symi!
1．From the passage we know that fresh water ________.
[ ]
A．is needed in many countries
B．is needed in every country
C．can be used in many ways
D．is very important for factories
2．The Symi factory ________.
[ ]
A．is a fresh water factory
B．can be built everywhere
C．can make much fresh water at a time
D．doesn't need sunshine every day
3．Which is the best way for small and hot places to get fresh water?
[ ]
A．Boiling or heating the sea water.
B．The way in sunny places.
C．The Symi's way.
D．Freezing the seawater in cold places.
4．The writer is mainly talking about ________.
[ ]
A．water making factories in different countries
B．the ways of making fresh water from sea water
C．hot places and dry places
D．how to make good use of the sunlight
5．Which of the following isn't true?
[ ]
A．New ways are tried to get fresh water.
B．Heating can make a lot of fresh water quickly.
C．The best way is to get the freshest water with the least money.
D．The Symi's way doesn't work in dry places.
Many places in the world need more fresh water．Every country is trying to find ways to turn salt water into fresh water．
Why aren’t there many factories like the Symi factory?
In some places, the sun is not hot enough, or it does not shine every day．
In such places, other ways of heating sea water can be used．These ways cost more money, but they work faster than the sun．By boiling sea water with high heat, a lot of fresh water can be made quickly．
But heating is not the only way to get fresh water from salt water．Other ways are tried．
One way is freezing (冷凍)．The fresh part of salt water freezes first．To get fresh water, the bits of ice are taken out．
Which way is the best? The one that gives the most water for the least money．There may be a different way for each place．
Symi’s way seems very good for small, hot places．It does not make very much water at a time．But the factory is easy to build and costs little．
That is why people in many dry places talk about Symi．
1．From the passage we know that fresh water ．
A．is needed in every country B．can be found in many factories
C．can be used in many ways D．is very important for factories
2．What is the writer mainly talking about in the passage?
A．Hot places and dry places．
B．The ways of making fresh water from sea water．
C．How to make good use of sun．
D．Water-making factories in different countries．
3．The Symi factory ．
A．is a fresh-making factory B．can be built everywhere
C．can make much fresh water at a time D．does not need sunshine every day
4．Which is the best way for small and hot places to get fresh water?
A．Boiling or heating the sea water． B．The way in hotter and drier places．
C．The Symi’s way． D．Freezing the sea water in cold places．
5．Which of the following is wrong?
A．Many ways are tried to get fresh water．
B．A lot of water can be made quickly by heating．
C．The best way is to get more fresh water with the least money．
D．The Symi’s way does not work in dry places．
Why aren't there many factories like the Symi factory?
In some places, the sun isn't hot enough, or it doesn't shine every day. In these places, other ways of heating sea water can be usd． These ways cost more money, but they work faster than the sun. By boiling sea water with high heat, a lot of fresh water can be made quickly.
But heating is not the only way to get fresh water from salt water. Other ways are trid． One way is freezing. The fresh part of salt water freezes first. To get fresh water, the pieces of ice are taken out.
Which way is best? The one that gives the most water for the least money. It may be a different way for each place.
Symi's way seems very good for small, hot places.It doesn't make very much water at a time. But the factory is easy to build and cost little.
That's why people in many dry places talk about Symi !
1．From the passage we know that fresh water________. ( )
A．is needed in many countries
B．is needed in every country
C．can be used in many ways
D．is very important for factories
2．The Symi factory ________. ( )
A．is a fresh-water factory
B．can be built everywhere
C．doesn't need much fresh water at a time
D．doesn't need sunshine every day
3．Which is the best way for small and hot places to get fresh water? ( )
A．Boiling or heating the sea water.
B．The way in sunny places.
C．The Symi's way.
D．Freezing the sea water in cold places.
4．The writer is mainly talking about ________. ( )
A．water-making factories in different countries
B．the ways of making fresh water from sea water
C．hot places and dry places
D．how to make good use of the sunlight
5．Which of the following isn't true? ( )
A．New ways are tried to get fresh water.
B．A lot of fresh water can be made quickly by heating.
C．The best way is to get the most fresh water with the least money.
D．The Symi's way doesn't work in dry places.
Many places in the world need more fresh
（淡的）water. Every country is trying to find ways to turn salt water into fresh. Why aren't there many factories like the Symi factory?In some places, the sun is not hot enough. Or it does not shine every day. In such places, other ways of heating
（加熱）sea water can be used. These ways cost more money, but they work faster than the sun. By boiling（煮沸）sea water with high heat, a lot of freshwater can be made quickly. But heating is not the only way to get fresh water from salt water. Other ways are tried. One way is freezing（冷凍）. The fresh part of salt water freezes first. To get fresh water, the bits of ice are taken out. Which way is the best? The one that gives the most water for the least money. It may be a different way for each place. Symi's way seems very good for small, hot places. It does not make very much water at a time. But the factory is easy to build and costs little. That is why people in many dry places talk about Symi!(1) From the passage we know that fresh water ___________.
[ ]
|
A ．is needed in every country |
B ．can be found in many factories |
|
C ．can be used in many ways |
D ．is very important for factories |
(2) What is the writer mainly talking about in the passage? ______________
[ ]
A
．Hot places and dry places.B
．The ways of making fresh water from sea water.C
．How to make good use of the sun.D
．Water-making factories in different countries.(3) The Symi factory __________.
[ ]
A
．is a fresh water-making factoryB
．can be built everywhereC
．can make much fresh water at a timeD
．does not need sunshine every day(4) Which is the best way for small and hot places to get fresh water? ______
[ ]
A
．Boiling or heating the sea water.B
．The way in hotter and drier places.C
．The Symi's way.D
．Freezing the sea water in cold places.(5) Which of the following is wrong? __________
[ ]
A
．New ways are tried to get fresh water.B
．A lot of water can be made quickly by heating.C
．The best way is to get more fresh water with the least money.D
．The Symi's way does not work in dry places.湖北省互聯網違法和不良信息舉報平臺 | 網上有害信息舉報專區 | 電信詐騙舉報專區 | 涉歷史虛無主義有害信息舉報專區 | 涉企侵權舉報專區
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