题目内容

We can’t finish the words in two days we need ___day

A．as a third

B．a third

C．as a three

D．three

 

【答案】

B

【解析】

试题分析:句意：我们两天内不能完成这些话，我们在需要三天。序数词前面加不定冠词表示“又，再”的意思，故选Ｂ。

考点：词汇运用

点评：解答此题首先要理解句子所要表达的意思，然后根据句意选择合适的选项。

 

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根据句意和所给词首字母，完成所缺单词。

　　Why are we always tired, do you know? Firstly, if we can't sleep w________, we will be tired. But we are often too b________. We can't f________ our work in the day and we must do it at n________. We go to bed l________ and get up e________. So we can't sleep well. Most people need at least eight hours and some more. If we sleep for only five or six hours a night. We will be tired.

　　Secondly when we are ill we will be t________. But we don't know we are ill. So if you are always tired, perhaps you are not h________. You'd better go to see a doctor.

　　Thirdly, perhaps you can't eat some kinds of food like eggs, nuts, meat, chocolate or coffee. If you are ill and tired after eating some food. Please don't eat it a________ to see if you are well.

　　At last, if the sir around you isn't nice and clean, you will feel tired. So Please open your w________ often or go out for a walk and you will feel better.
根据短文内容及首字母提示，在空白处填入适当的单词，使短文内容完整

Why are we always tired，do you know? Firstly if we can’t sleep w____　　   (1)，we will be tired. But we are often too　　   (2). We can't f　　   (3)our work in the day and we must do it at n　　   (4). We go to bed l　　   (5)and get up e　　   (6). So we can't sleep well. Most people need at least eight hours and some more. If we sleep for only five or six hours a night，we will be tired. Secondly，when we are ill we will be t　　   (7). But we don't know we are ill.    So if you are always tired，perhaps you are not so h　　   (8). You'd better go to see a doctor. Thirdly，perhaps you can't eat some kinds of food like eggs，nuts，meat，chocolate or coffee. If you are ill and tired after eating some food，please don't eat it a__   　　(9)longer. But please eat more if you are well. At last，if the air around you isn't nice and clean，you will feel tired. So please open your w　　   (10)often or go out for a walk and you will feel better.

 

根据句意及首字母提示补全单词

We can't f________ the animals in the zoo.

The world is not hungry，but it’s thirsty.   1  while we say we are short of water.Why？Because about 97% of water on the earth is sea water which we can‘t drink or use for watering plants directly.Man can only drink and use the 3% of water that comes from rivers and lakes.   2  ，because some of it has been polluted.

　　Now more water is needed.The problem is how we can avoid a serious water shortage in the future.  3 Scientists are making study in this field.Today，In most large cities water is used only once and then runs to the sea or rivers.but it can be used again.Even if every large city reused its water，the water will still not be enough. 4 .

　　The sea seems to give us the best answer.There is a lot of water in the sea.All that needs to be get the salt out of the sea water.This will be expensive，but it has already been used in many parts of the world.   6 So you see，if we can find out a way，we’ll be in no danger of drying up.

从方框中所给的选项中选出能填入空白处的最佳选项，补全短文。其中有一项为多余选项。

A．Scientists are trying to find a cheaper way of doing it.

B．It seems strange that nearly 3/4 of the earth is covered with water.

C．What could people do next?

D．We should use all the water directly.

E. First, we should find out ways to reuse it.

F. And we can’t even use all of that.

 

( Da Wei comes across Li Lei, who is studying, in the school library. )

A: Hi, Li Lei. Are you busy with your homework now?

B: Oh, yeah, Da Wei. And you?

A: I'm here for a book. Hey, Li Lei. Have a break! We should be outside in the fresh air. It's good for us.

B: Sorry, I can't.    66      I must hand it. in tomorrow.

A: Oh, I see. But we can't always stay indoors.  We must often take exercise.    67  

B: Never.  I hardly have time now.  A sea of homework almost takes up all my free time.  It's sad but that's life.    68   

A: You mean my life? In fact, I'm also very busy like you. But you know I like sports.    69      When ever I have a little time, I will try them.

B: No wonder you are so energetic.

A: Yeah, better health, better grades.     70   

B: Yes, you are right.  It sounds as if should also try to exercise often in the future.  Da Wei, shall we play basketball for a while now?

A: OK. Let's go!

     A. How about your life?

     B. I like jumping, running, playing basketball and so on.

     C. Why not walk in the fresh air?

     D. How often do you exercise?

     E.. Do you agree with me?

     F. I have to finish my homework first.

     G. Sounds like great fun!

 

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