问题 单项选择题

下列有关组合化学的说法不正确的是()。

A.组合化学方法可以快速合成数量巨大的化合物

B.人们已将计算机辅助设计和组合化学合成相结合来设计先导化合物

C.利用组合化学合成技术缩短了药物发现的周期

D.组合化学以不同的化合物构件单元为组合,连接反应为特征得到了大量的化学实体

E.以上都不正确

答案

参考答案:E

完形填空

第二节:完形填空(共20小题;每小题1.5分,满分30分)

阅读下面短文,掌握其大意,然后从36—55各题所给的四个选项(A、B、C和D)中,选出最佳选项。

The first day of school our professor introduced himself and challenged us to get to know a new classmate.I  36  to look around when a gentle hand  37  my shoulder.I turned around to find a wrinkled, little  38  lady looking up at me with a smile.

She said, “Hi.My name is Rose.I’m eighty-seven years old.Can I give you a hug?” I laughed and  39  responded, “Of course you may!” and she gave me a giant(巨大的) squeeze.

“Why are you in college at such a young, innocent  40 ?”I asked.“I always  41  having a college education and now I’m getting  42    !” she told me.

Later, we became close friends.Every day we would leave class together and she  43  her wisdom and experience with me.Over the  44  of the year, Rose became a campus icon and she  45    made friends wherever she went.

At the  46  of the semester(学期)we invited Rose to speak at our football banquet(宴会).I’ll  47  forget what she taught us.When she was introduced, frustrated and a little embarrassed, she cleared her  48  and said, “We do not stop playing because we are old; we  49  old because we stop playing.There are only two secrets to staying  50   , being happy, and achieving success.You have to  51  and find humor every day.You’ve got to have a dream.When you  52  your dreams, you die.”

One week after graduation Rose died  53  in her sleep.Many college students attended her funeral in tribute to(悼念)the wonderful woman who taught  54  example that it’s never too  55  to be all you can possibly be.

36.A.lay down        B.stood up      C.fell off            D.went out

37.A.touched  B.felt         C.wounded      D.clapped

38.A.beautiful   B.young        C.old         D.kind-hearted

39.A.sadly       B.coldly       C.absently        D.enthusiastically

40.A.age        B.speed        C.point          D.year

41.A.talked about B.tried out     C.looked forward D.dreamed of

42.A.those     B.one           C.that          D.they 

43.A.learned     B.told          C.shared       D.debated

44.A.course     B.path          C.distance     D.road

45.A.easily      B.rarely         C.unwillingly    D.strangely

46.A.middle   B.beginning      C.end           D.top  

47.A.ever     B.never        C.still           D.already

48.A.throat    B.face          C.nose         D.eyes 

49.A.grow       B.prove              C.look          D.stay   

50.A.rich     B.healthy         C.cheerful           D.young    

51.A.eat       B.cry          C.laugh        D.shout   

52.A.have      B.lose          C.get          D.keep   

53.A.bitterly  B.fortunately    C.peacefully       D.hopefully

54.A.to        B.for          C.in                D.by    

55.A.early       B.bad          C.good         D.late 

单项选择题