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As everyone knows, there are many 16 of transportation in the world, like bicycles, buses, ships, trains and 17 .
If you are in big 18 like Shanghai or Beijing, maybe you get to school 19 a subway or you have to 20 to school because you live in a mountain village. Here I am just trying to say something about 21 .
Ten years 22 , bicycles were very 23 in most villages. 24 family had one or two of bicycles. Children got to school by bicycle; 25 rode bicycles to go shopping. Then motorcycles (摩托车) 26 to become popular. People no longer rode bicycles because motorcycles ran 27 faster. But now, in some countries，bicycles are highly suggested
28 the main means of transportation. They think buses, cars and motorcycles pollute(污染) the air but bicycles 29 . So, to live a low-carbon life, 30 a bike is a good way.
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阅读理解
The vitamins
（维生素）are named by letters of the alphabet（字母表）.Vitamin A is needed by the eyes. There is Vitamin A in milk, butter and green vegetables. It can be stored by the body.
Vitamin B can't be stored. It must be supplied all the time by some of the food we eat. The skins of grain of all sorts have Vitamin B in them.
Vitamin C is very important to the body. Without it men's teeth become loose
（松的）and their arms and legs become weak. Lemons, oranges and tomatoes have Vitamin C in them.Vitamin D is the sun vitamin. We get it in milk and eggs and from sunlight on our skin. There are other vitamins, but these A, B, C, D, are the most important.
(1) There are much Vitamin A and vitamin D in ________.
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A ．milk |
B ．eggs |
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C ．vegetables |
D ．sunlight |
(2) If someone stop eating, he will be in need of Vitamin ________ first.
[ ]
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A ．A |
B ．B |
C ．C |
D ．D |
(3) Which of the following has much Vitamin B?
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A ．Corn |
B ．Meat |
C ．Milk |
D ．Apple |
(4) If you want to ________, you should get enough Vitamin C.
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A ．be clever |
B ．have a good memory |
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C ．have good eyesight |
D ．be stronger |
(5) Among the following who should take more food which has much Vitamin D in it?
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A ．Soldiers |
B ．Farmers |
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C ．Fishermen |
D ．Officials |
阅读理解
Do you like dogs? Many people sometimes like to read stories about dogs very much. Because they think that dogs are much cleverer than cats, sheep, cows or other animals in their homes.
Bob, one of my friends, has a very large police dog, named Jack. Every Sunday afternoon, Bob and Jack have a walk in the park nearby. Jack likes there walks very much.
One Sunday' afternoon, I paid a visit to my friend. I stayed there for a long time and we had much more talk with each other than ever before. Soon it was time for them to take a walk in the park. We forgot that. Jack became worded about it. He walked around the room several times and then sat down in from of me and looked at me. But I still paid no attention
（注意）to him. I went on talking with my friend. At last, Jack could not wait any longer. He went out of the room and came back a few minutes later. He sat down in front of me again. But this time, he held my hat in his mouth. By then, I understood what Jack meant and so did my friend.(1) In the story there are ________ people.
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A ．three |
B ．two |
C ．four |
D ．ten |
(2) Jack ________.
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A
．is a close friend of mineB
．enjoys walks in the roomC
．enjoys walks in the park every Sunday afternoonD
．has many close friend(3) Jack was very worried because ________.
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A
．it was Sunday afternoon againB
．three were many talks that afternoonC
．I did not want to leaveD
．it was time for him to take a walk(4) Jack took my hat in his mouth to show that ________.
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A
．he liked my hat very muchB
．I mush leave the house at onceC
．he was hungry and he tired to eat itD
．he wanted to have a rest in it(5) Which of the following is right?
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A
．When Jack and I were talking, my friend did not pay any attention to us.B
．When I was talking to my friend, Jack didn't pay any attention to us.C
．When my friend was talking to Jack, I paid no attention to them.D
．When my friend and I were talking, we didn't pay any attention to Jack. 查看习题详情和答案>>
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