牛津译林版九年级英语下册 Unit 4 Life on Mars Study skills练习（含答案）.docx

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1、Unit 4 Study skills课时检测一、阅读理解Now satellites are helping to forecast the weather. They are in space, and they can reach any part of the world. The satellites take pictures of the atmosphere (大气),because this is where the weather forms(形成).They send these pictures to the weather stations. So meteorolo

2、gists (气象学家)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 earli

3、er 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 satellit

4、es 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 spaceB. in the atmosphereC. above the groundD.

5、 above space()2. Why do we use the weather satellites to take pictures of the atmosphere? Because.A. the weather satellites can do it easilyB. clouds form thereC. the weather forms thereD. the pictures can forecast the weather( )3. Meteorologists forecast the weather.A. whentheyhavereceivedsatellite

6、picturesafter they have compared new satellite pictures with earlier ones C.beforetheyreceivedsatellitepicturesD. during they study satellite pictures( )4. Maybe well soon be able to forecast the weather for.A. one dayB. two daysfive daysD. seven days or even longer()5. The main idea of this passage is that satellites are now used in.A. taking pictures of the atmosphereB. receiving pictures of the atmosphereC. doing other work in many waysD. weather forecasting二、仿照课本P61 Kitty的学英语计划，写一写你的学英语计划吧（100词左右）参考答案参考答案一、ACBDD二、略