II．阅读理解（Reading com prehension）（共30小题，计30分）
阅读下面短文或图表等，按要求完成文后各题。
（A）
When you look at the sky at night，the moon looks bigger than the stars．Actually（实际上），the moon is much smaller than the stars and the sun．It is much smaller than the earth．But the moon is much closer to us than any star．That is why it looks so big．If you hold a coin close to your eye，it looks big．If you look at it across the room，it looks small．
The moon moves around the earth．It makes one trip in about four weeks．The moon looks flat（扁的）to us．But it is a round ball，like the earth．
People once thought the moon had fire（火）on it．They thought the fire made it bright．Now we know the moon is like a mirror（镜子）．It gets its light from the sun．
Our sunlight comes from the sun，too．What is the sun？The sun is a star．The stars we can see have their own light．There are many big stars we cannot see．Their light has burned out．Others are still bright，but they are so far away that we cannot see them．The sun looks bigger and much brighter than other stars because it is the nearest of all stars．The sun and the other stars we see are very hot，but the air around us saves us from（使……免于）the heat of the sun．
The sun gives us light and warmth．It makes plants grow and turns leaves GREen．It makes life possible（可能的）on our earth．It is a life giving star．
21．The moon looks bigger because ________ ．
A．some stars are smaller than it
B．it is between the sun and the earth
C．it is the closest to the earth
D．it is very bright
22．It takes for the moon to go around the earth．
A．more than a week
B．nearly a month
C．half a year
D．more than a year
23．The moon is bright because ________ ．
A．there is some fire on it
B．it is near the sun，too
C．there is a big mirror on it
D．it can get light from the sun
24．The passage tells us ________ ．
A．the sun is not the biggest star
B．the sun is bigger than any other star
C．only the sun can shine
D．the sun is one of the farthest stars to us
25．Why do we call the sun“a life giving star”？
A．Because it gives us warmth．
B．Because there are some living things on it．
C．Because plants and animals can't live without it．
D．Because people have to live in the dark without it．
（B）
Choose the best answer．
Men are the cleverest and most dangerous animals on the earth．Rats（老鼠）come second．Men kill many other animals．They kill their enemies（敌人）．They have killed hundreds of millions of men since anicent times，but rats kill more men．They have killed hundreds of millions of men．Rats carry many diseases（疾病），and these diseases have killed and are still killing thousands of men today in many countries．Rats are dangerous not in only one way．They not only carry diseases into men's homes，they also eat up men's food．They eat 33million tons（吨）of grain（谷物）every year．That is enough grain to feed 200 million people．Rats are clever，too．They have good leaders．Men try to poison（毒杀）them， but if their leaders tell them that the food is dangerous，they do not eat it． Our cities and villages are full of rats today．We can go to the moon，but we are not able to kill all these small animals．Is it because this dan- gerous enemy is too clever and grows too fast，or we are not clever enough as well as not clean enough？
26． ________ ，so they are the most dangerous．
A．Men often eat animals
B．Men never love animals
C．Men feed on meat
D．Men kill a lot of enemies
27．How do rats kill men？
A．They carry diseases．
B．The diseases they carry kill men．
C．They eat little babies．
D．They eat much grain．
28．Rats eat a lot of grain，so ________ ．
A．many men are hungry
B．men have to work hard
C．men can't live any longer
D．men have to leave their land
29．The leaders tell the rats ________ ．
A．to go away from men
B．to stop eating the grain
C．not to eat the food with poison
D．to be careful of men
30．Which of the following is true？
A．Rats are cleverer than men．
B．It's very difficult for men to kill rats．
C．Men are the ablest animals on the earth．
D．Men will soon be able to kill all rats．
Key: 21—25 C B D A C 26—30 D B A C B
