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Now satellites are  1  to forecast（預(yù)報）the weather. They are in space, and they can    2  any part of the world．The satellites take pictures of the atmosphere（大氣）， 3 this is where the weather forms（形成）. They send these  4  to the weather stations. So meteorologists（氣象學(xué)家）can see the weather of any part of the world．From the pictures, the scientists can often say 5    the weather will change.

Today, nearly five hundred weather stations in sixty countries receive satellite pictures. When they receive new pictures, the meteorologists compare them with earlier  6 . Perhaps they may find that the clouds have changed during the last few hours. This may mean that the    7    on the ground may soon change, too. In their next weather forecast, the meteorologists can say this.

So the weather satellites are a great    8    to the meteorologists.    9 __satellites were invented, the scientists could forecast the weather for about 24 or 48 hours. Now they can make good forecasts for three or five days. Soon, perhaps, they may     10    forecast the weather for a week or more ahead（提前）.

1．A．help              B．to help         C．helped               D．helping

2．A．reach             B．a(chǎn)rrive          C．get                  D．go

3．A．so               B．because        C．even                D．a(chǎn)nd

4．A．satellites          B．pictures        C．weather              D．space

5．A．that              B．for            C．where               D．how

6．A．it                B．one            C．ones                D．them

7．A．clouds           B．weather        C．pictures              D．trees

8．A．report           B．luck            C．helpful               D．help

9．A．Before           B．After           C．Since                D．If

10．A．can           B．be             C．be able to            D．could

Now satellites are helping to forecast（預(yù)報）the weather. They are in space, and they can reach any part of the world. The satellites take pictures of the atmosphere, because this is where the weather forms. They send these pictures to the weather stations. So meteorologists（氣象學(xué)家）can see the weather of any part of the world. From the pictures, the scientists can often say how the weather will change.

Today, nearly five hundred weather stations in sixty countries receive satellite pictures. When they receive new pictures, the meteorologists compare them with earlier ones. Perhaps they may find that the clouds have changed during the last few hours. This may mean that the weather on the ground may soon change, too. In their next weather forecast, the meteorologists can say this.

So the weather satellites are a great help to the meteorologists. Before satellites were invented, the scientists could forecast the weather for about 24 or 48 hours. Now they can make good forecasts for three or five days. Soon, perhaps, they may be able to forecast the weather for a week or more ahead.

1.Satellites travel _____________.

A. in space                              B. in the atmosphere

C. above the ground                   D. above space

2.Why do we use the weather satellites to take pictures of the atmosphere? Because __________.

A. the weather satellites can do it easily          

B. clouds form there

C. the weather forms there                     

D. the pictures can forecast the weather

3.Meteorologists forecast the weather __________.

A. when they have received satellite pictures

B. after they have compared new satellite pictures with earlier ones

C. before they received satellite pictures

D. during they study satellite pictures

4.Maybe we’ll soon be able to forecast the weather for ________.

A. one day                              B. two days

C. five days                            D. seven days or even longer

5.The main idea of this passage is that satellites are now used in _________.

A. taking pictures of the atmosphere           

B. receiving pictures of the atmosphere

C. doing other work in many ways             

D. weather forecasting

Now satellites are helping to forecast（預(yù)報）the weather. They are in space, and they can reach any part of the world. The satellites take pictures of the atmosphere（大氣）, because this is where the weather forms（形成）. They send these pictures to the weather stations. So meteorologists（氣象學(xué)家）can see the weather of any part of the world. From the pictures, the scientists can often say how the weather will change.

Today, nearly five hundred weather stations in sixty countries receive satellite pictures. When they receive new pictures, the meteorologists compare（比較）them with earlier ones. Perhaps they may find that the clouds have changed during the last few hours. This may mean that the weather on the ground may soon change, too. In their next weather forecast, the meteorologists can say this.

So the weather satellites are a great help to the meteorologists. Before satellites were invented, the scientists could forecast the weather for about 24 or 48 hours. Now they can make good forecasts for three or five days. Soon, perhaps, they may be able to forecast the weather for a week or more ahead（提前）.

1. Satellites travel _____________.

   A. in space                                             B. in the atmosphere

   C. above the ground                               D. above space

2. Why do we use the weather satellites to take pictures of the atmosphere? Because __________.

   A. the weather satellites can do it easily

   B. clouds form there

   C. the weather forms there

   D. the pictures can forecast the weather

3. Meteorologists forecast the weather __________.

   A. when they have received satellite pictures

   B. after they have compared new satellite pictures with earlier ones

   C. before they received satellite pictures

   D. during they study satellite pictures

4. Maybe we’ll soon be able to forecast the weather for ________.

   A. one day                               B. two days

   C. five days                              D. seven days or even longer

5. The main（主要的）idea of this passage is that satellites are now used in _________.

   A. taking pictures of the atmosphere      B. receiving pictures of the atmosphere

   C. doing other work in many ways        D. weather forecasting

　　Now satellites are helping to forecast（預(yù)報）the weather. They are in space, and they can reach any part of the world. The satellites take pictures of the atmosphere（大氣）, because this is where the weather forms（形成）. They send these pictures to the weather stations. So meteorologists（氣象學(xué)家）can see the weather of any part of the world from the pictures, the scientists can often say how the weather will change.

　　Today, nearly five hundred weather stations in sixty countries receive satellite pictures. When they receive new pictures, the meteorologists compare（比較）them with earlier ones. Perhaps they may find that the clouds have changed during the last few hours. This may mean that the weather on the ground may soon change, too. In their next weather forecast, the meteorologists can say this.

　　So the weather satellites are a real help to the meteorologists. Before satellites were invented, the scientists could forecast the weather for about 24 or 48 hours. Now they can make good forecasts for three or five days. Soon, perhaps, they may be able to forecast the weather for a week or more a-head.（提前）.

A．the weather satellites can do it easily

B．clouds form there

C．the weather forms there

A．when they have received satellite pictures

B．after they have compared new satellite pictures with earlier ones

C．before they receive satellite pictures

A．taking pictures of the atmosphere

B．weather forecasting

C．doing other work in many ways

閱讀下面短文，把A～D四個句子填入文中空缺處（1～4），使短文內(nèi)容完整正確，然后完成5題。

　　Now satellites are helping to forecast (預(yù)報) the weather. They are in space, and they can reach any part of the world. The satellites take pictures of the atmosphere (大氣) , because this is where the weather forms (形成).  1 . So the scientists there can see the weather of any part of the world and tell how the weather will change.

　　Today, nearly five hundred weather stations in sixty countries can receive satellite pictures.  2 . Perhaps they may find that the clouds have changed during the last few hours. This may mean that the weather on the ground may soon change, too.  3 .

　　So the weather satellites are of a great help to the scientists at the station.  4 . Now they can make good forecasts for 3 or 5 days. Soon, perhaps, they may be able to forecast the weather for a week or more ahead.

1．

[　　]

2．

[　　]

3．

[　　]

4．

[　　]

A．In their next weather forecast, they can tell people about it

B．In the past they could forecast the weather for about 24 or 48 hours earlier

C．They send these pictures to the weather station

D．When they receive the new pictures, they compare (比較) them with earlier ones

5．The best title (題目) for this passage is ________.

[　　]

A．Taking Pictures of the Atmosphere

B．Weather Forecasting

C．Weather Forecasting for about 24

D．Satellites Forecast the Weather