C.frightened 表示人内心的恐慌和害怕.而frightening则表示某物或某事令人害怕. 查看更多

 

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When does your father arrive ___ our school.
  A. to    B. in    C. at    D. from
  

C arrive at 表示到达小地点 
 

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完形填空(15分)

Some people think that all wild animals are dangerous. But in fact, very few of them will   1   a man if he leaves them alone. If you meet a lion or an elephant, I guess you will   2 ; but even a lion will avoid(躲避)a man if it is not very   3 . Lions and tigers only kill and eat men when they have grown too old and too weak to catch their usual   4  , such as deer and  5   small animals. If you see a wild elephant, perhaps you will be   6  . However, elephants usually run away at once if you don’t attack them. Some animals get very frightened if they only smell a man, some stand and look at him for a moment   7  they run away, some take no notice at all but walk away  8  in another direction. Wild animals only attack   9  when they are afraid that people want to harm(伤害) their   10 , or when the hunters shoot at them and make them angry.

1.                A.bite           B.attack          C.protect   D.hide

 

2.                A.come nearer     B.break down      C.stay alive  D.run away

 

3.                A.thirsty          B.excited         C.tired D.hungry

 

4.                A.food           B.fish            C.things    D.drinks

 

5.                A.others         B.other          C.another  D.any

 

6.                A.excited         B.pleased         C.frightened D.angry

 

7.                A.before         B.after           C.as soon as D.while

 

8.                A.luckily          B.noisily          C.quietly   D.loudly

 

9.                A.dogs           B.people         C.children  D.other

 

10.               A.neighbours      B.friends         C.young babies   D.parents

 

 

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如图甲表示某生物膜结构,图中A、B、C、D、E、F表示某些物质,a、b、c、d表示物质跨膜运输方式。图乙和图丙表示物质运输曲线,请据图回答:


(1)若图甲是癌细胞的细胞膜,则膜上含量较正常细胞减少的物质是[  ]    
(2)若图甲是线粒体膜,b和c过程运输的气体分别是    。b、c运输方式符合图    所表示的物质运输曲线。
(3)若图甲表示人体红细胞膜,则表示Na、K运输的分别是图中      。Na、K的运输方式符合图    所示曲线。
(4)已知红细胞吸收葡萄糖是协助扩散,而有人认为小肠上皮细胞以主动运输的方式吸收葡萄糖,请设计实验加以确定。
①实验步骤:
第一步:取甲、乙两组生理状况相同的小肠上皮细胞,放入适宜浓度的含有葡萄糖的培养液中。
第二步:甲组细胞给予正常的呼吸条件,         
第三步:                
②预测实验结果并分析:
a.若甲、乙两组细胞对葡萄糖的吸收速率基本相同,则         
b.                                

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I would like to talk___ my son’s teacher.
  A. in    B. about    C. with    D. all the above
    

C  点拨:talk with表示和某人交谈
    

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My uncle likes hunting very much. He often goes  1 during the weekend and usually 2  home with a bag of birds. Last Sunday evening he came home  3  than usual. He didn’t say  4  when he came  5 . He threw his  6 on to the table and sat by the fire. He looked tired and  7 .
  “Didn’t you have a good day, dear?”his wife asked.
  “ 8  do you think?”he answered angrily and pointed  9  the bag on the table .“ Look at the bag! There’s only one bird in it and  10  me a lot of money!”“Weren’t there any birds?”she asked kindly.
  “Hundreds of them!”my uncle said,“ 11  I spent the day  12  with a  13 .”
  “What happened, dear?”she asked.
  “I shot my first bird at five o’clock  14  afternoon. Soon afterwards, I aimed at  15  one and  16 , but I don’t know what happened. I think I slipped because I didn’t shoot the bird. I  17  a cow and killed it. The farmer  18 owned it got very angry with me. I argued with him for hours and 19 theend I had to  20  him 50 pounds!”
  1.A. shoot       B. to shoot    C. and shoots      D. shooting
  2.A. goes        B. comes      C. leaves          D. gets
  3.A. early       B. earlier    C. earliest        D. the earliest
  4.A. anything    B. nothing    C. something       D. everything
  5.A. in          B. out    C. down          D. up
  6.A. hat         B. bag    C. gun           D. glasses
  7.A. terrible    B. pleased  C. wonderful     D. angry
  8.A. What        B. How    C. Why           D. When
  9.A. of          B. to     C. up            D. at
  10.A. paid       B. spent   C. took          D. cost
  11.A. So         B. Or      C. But           D. And
  12.A. talking    B. arguing  C. hunting       D. playing
  13.A. policeman  B. hunter  C. farmer        D. cow
  14.A. that       B. this    C. one           D. some
  15.A. the other  B. the     C. another       D. some
  16.A. fired      B. lit     C. began         D. opened
  17.A. frightened B. shot at  C. hit           D. missed
  18.A. who        B. which   C. whose         D. whom
  19.A. at         B. in      C. for           D. by
  20.A. borrow     B. lend    C. pay           D. earn

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