简述群落多样性与稳定性。

题型:问答题

问题:

简述群落多样性与稳定性。

考点:普通考研07理学生态学
题型:问答题

阅读短文,判断正(T)误(F)。

                                             S. H. E.  (Selina, Hebe, Ella)

    Selina is 45 kg. She likes singing. Hebe is 40 kg. She likes playing basketball. Ella is 47 kg. She likes

going shopping.

     The three girls are very beautiful and famous in China. They are my favourite singers. I like singing, and you?

      S. H. E. are from Taiwan,  and they are good singers.  They have sung many songs, and some of them

are very popular(受欢迎的).

( ) 1. S. H. E. are from Taiwan.

( ) 2. They have the same like.

( ) 3. They are very beautiful and famous.

( ) 4. They are not good singers.

( ) 5. Some of their songs are very popular.

题型:问答题

关于时刻和时间的说法中,正确的是(  )

A.“第一节课是7点45分上课”这是指时间

B.“前3秒”是指时刻

C.“第3秒内”是时间,时间长度是3秒

D.“第4秒末和第5秒初”是指同一时刻

题型:问答题

第二节: 完形填空(共 20 小题; 每小题 1.5 分, 满分 30 分)

A man and his wife arrived in Boston by train.After getting off the train, they walked without an    36     into the outer office of Harvard’s president.So they were stopped by his secretary and kept    37   .For hours, the secretary took no notice of them,  38  that the couple would finally become disappointed and    39  .But they didn’t.The secretary finally decided to disturb the president, though  40 .

A few minutes later, the president walked towards the couple with a  41  face.The lady told him, “We had a son that  42  Harvard for one year.He loved Harvard.He was  43  here.But about a year ago, he was accidentally killed.My husband and I would like to  44  a memorial(纪念物)to him, somewhere on campus.”

The president wasn’t moved .Instead, he was    45  .“Madam,” he said, “we can’t put up a statue for every person who studied at Harvard and died.If we did, this place would look like a   46   ,” “Oh, no,” the lady  47  quickly.“We don’t want to put up a statue.We would like to give a  48  to Harvard.” The president rolled his eyes and  49  at the couple and then exclaimed(喊道), ” A building! Do you have any  50  how much a building costs? We have spent over $7,500,000 on the campus building at Harvard.” For a moment the lady was silent.The president was  51  , because he could get rid of them now.Then the lady turned to her husband and said quietly, “Is that all it costs to start a  52  ? Why don’t we just start our own?” Her husband nodded. 53  their offer was turned down.Mr.and Mrs.Stanford traveled to California where they founded Stanford University     54   after them , a memorial to a son that Harvard no longer  55  about.

36.A.choice      B.decision        C.acquaintance    D.appointment

37.A.waiting    B.standing   C.sitting         D.talking

38.A.hoping     B.finding     C.realizing      D.imagining

39.A.go down   B.go out      C.go away       D.go around

40.A.hopelessly B.carefully   C.unexpectedly    D.unwillingly

41.A.pleasant    B.funny       C.cold         D.sad

42.A.attended   B.visited      C.studied        D.served

43.A.clever       B.brave     C.proud          D.happy

44.A.set about   B.set up       C.set down      D.set off

45.A.satisfied    B.excited     C.shocked       D.ashamed

46.A.park     B.cemetery  C.garden        D.museum

47.A.explained  B.expressed  C.refused        D.admitted

48.A.building   B.yard     C.playground      D.square

49.A.laughed    B.shouted     C.glanced        D.called

50.A.suggestion       B.idea   C.thought        D.opinion

51.A.bored              B.astonished C.interested  D.pleased

52.A.department      B.university C.business    D.club

53.A.Once         B.While       C.Since     D.Though

54.A.named      B.looked       C.taken      D.followed

55.A.talked       B.knew        C.heard     D.cared

题型:问答题

房地产经纪人张某在星期天接受赵某介绍的一个房源,该房源与原登记购买的客户刘某要求的住房条件非常适合,就立即与赵某签订了委托合同,并预付定金5000元。赵某所持房产证真实有效,并将房产证交给了张某,并委托张某所在机构代办一切手续。张某所在经纪机构写了收条,刘某第二天因为资金问题要求在已经谈妥的甲按揭公司先行办理按揭,先支付了首付款为250000元。张某为了方便和省事便将手续交付给了刘某。十天后发现该房屋已经被刘某转移过户到王某名下,无法找到刘某。

因十天后无法找到刘某,下列应承担责任的有( )。

A.王某退出房屋

B.赵某承担责任

C.张某承担责任

D.经纪机构承担责任

题型:问答题

收文处理程序一般包括:签收、登记分发、拟办、批办、承办、催办、查办、立卷、归档、销毁等。( )

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