阅读短文，选择正确答案
Many people love going on a trip by plane，but an airport is usually far from the city．You have to arrive there and wait for hours for the plane to take off and it is often late．You can’t open the window，you can’t choose the food．Planes are fast，but it takes hours to get out of the airport and into the city．
I like travelling by train．I think trains are safe．Train stations are usually in cities．When you are late for a train，you can catch another one．You can walk around in the train and open the windows．You can see many interesting things on your way．I know it takes a little sore time．
I also like cars．You can start your trip when you want to，and you don’t need to get to a station bus stop．You can carry many things with you，too，but sometimes there are many cars on the road．
1.Many people like travelling by plane because ________．
A．it is safe B．you can open the window
C．it is fast
2.What does “take off’’ mean？
A．达到 B．起飞 C．降落
3.If you want to take many firings with you，you would like to take ________．
A．a bus B．a train C．a car
4.What is not good about the car？
A．You needn’t go to the station．
B．You can start your trip when you want to．
C．There are too many cars on the road．
5.Which sentence about the writer is TRUE？
A．He likes taking a plane because it takes a lot of time to go to the city．
B．He likes taking a train because it is safe and convenient．
C．He likes taking a bus because he can drive it．
根据学过的课文，判断正（T）误（F）
The Earth is a planet and it goes around the Sun．Seven other planets also go around the Sun．None of them has an environment with air，so people and things cannot grow．The Sun and its planets are called the solar system．The solar system is a small part of our galaxy．
The stars we see at night are the suns in other solar systems．There are more than 200 billion stars in our galaxy，called the Milky Way，and our Sun is only one of them．
But scientists have discovered many other galaxies in the universe．They are a long way away and their light has travelled for many years to reach us．It is hard to understand how large the universe is．
Scientists have sent lots of spacecraft to look at other planets in our solar system，and some spacecraft have gong beyond the solar system．However，no one has discovered any life in space yet．
But why has no one from other planets sent us a message？Have they tried to send information to us？With so many stars in the universe，are we alone，or is there life out there in space？We don’t know．．．yet．
1.The Sun is one of the Earth planets．
2.There is more than one galaxy in our solar system．
3.．There are more than 200 billion stars in the Milky Way．
4.．Scientists have found life on other planets．
5.They’ve received no messages from space．
Why don’t you ________？
A．write down it B．write down C．write it down
I ________ the living room．Look，it is clean．
A．clean B．am cleaning C．have cleaned
The children ________ at the table when their mother cooked in the kitchen．
A．wait B．are waiting C．were waiting
--How many times has Chang’eⅠ ________ the Moon？
--Only once．It went there last year．
A．go to B．gone to C．been to
