Question

Of all living creatures on earth, insects are the most plentiful. Some1are very useful to man, for example, bees,2we get honey and wax, and silkworms, which3us with silk. Other varieties,4, are extremely harmful, and do a great5of damage, especially to crops. Locusts (蝗蟲) are perhaps the most dangerous of all,6they will eat almost any green7, and when millions of them8on cultivated land(耕地)they soon leave it9. In some countries they are the farmer’s10enemy. Another nuisance is the common11, not only because it12us indoors and out - of- doors, but because it spreads diseases.
Scientists have given much time and13to the study of insects. It needs the most careful and14observation. Thanks15their discoveries we now know almost all16is to be known about the habits of these hardworking insects, bees and ants, which live in17better planned in some ways than our18. But the most valuable work has been done in trying to give19to men, animals and crops from the20which insects cause.

1. 1.
   1. A.
      members
   2. B.
      forms
   3. C.
      qualities
   4. D.
      varieties
2. 2.
   1. A.
      by which
   2. B.
      from which
   3. C.
      of which
   4. D.
      in which
3. 3.
   1. A.
      give
   2. B.
      produce
   3. C.
      offer
   4. D.
      supply
4. 4.
   1. A.
      however
   2. B.
      meanwhile
   3. C.
      therefore
   4. D.
      what's more
5. 5.
   1. A.
      majority
   2. B.
      number
   3. C.
      amount
   4. D.
      quantity
6. 6.
   1. A.
      and
   2. B.
      for
   3. C.
      if
   4. D.
      when
7. 7.
   1. A.
      grass
   2. B.
      field
   3. C.
      fruit
   4. D.
      plant
8. 8.
   1. A.
      settle
   2. B.
      attack
   3. C.
      pass
   4. D.
      cross
9. 9.
   1. A.
      bare
   2. B.
      nothing
   3. C.
      empty
   4. D.
      untouched
10. 10.
    1. A.
       hardest
    2. B.
       greatest
    3. C.
       serious
    4. D.
       wildest
11. 11.
    1. A.
       insect
    2. B.
       creature
    3. C.
       fly
    4. D.
       enemy
12. 12.
    1. A.
       dislikes
    2. B.
       bites
    3. C.
       worries
    4. D.
       hates
13. 13.
    1. A.
       understanding
    2. B.
       ideas
    3. C.
       comprehension
    4. D.
       thought
14. 14.
    1. A.
       serious
    2. B.
       patient
    3. C.
       curious
    4. D.
       long
15. 15.
    1. A.
       for
    2. B.
       of
    3. C.
       to
    4. D.
       with
16. 16.
    1. A.
       that
    2. B.
       which
    3. C.
       there
    4. D.
       what
17. 17.
    1. A.
       societies
    2. B.
       crowds
    3. C.
       teams
    4. D.
       organizations
18. 18.
    1. A.
       world
    2. B.
       nation
    3. C.
       selves
    4. D.
       own
19. 19.
    1. A.
       help
    2. B.
       protection
    3. C.
       living
    4. D.
       defense
20. 20.
    1. A.
       injury
    2. B.
       wound
    3. C.
       sickness
    4. D.
       ruin

Answer 1

DBDAC BDAAB CCDBC CADBA
    1.D  有些種類的昆蟲。
　　2.B　we get honey from bees，“從蜜蜂身上得到蜂蜜”。
　　3.D　provide/supply sb.with sth.表示“給某人提供/供應(yīng)”，用C則就該是offer sb.sth.
　　4.A　在此表示上下文的轉(zhuǎn)折關(guān)系，“但另一些種類有害”。
　　5.C　a great/large amount of＋不可數(shù)名詞，a large/small quaintly of＋可數(shù)/不可數(shù)名詞表示“大量的”。
　　6.B　引導(dǎo)狀語(yǔ)從句表原因，具體加以解釋說(shuō)明。
　　7.D　plant概括性最強(qiáng)，包括grass等各種植物。
　　8.A　settle用作不及物動(dòng)詞時(shí)，表示“停息、停留；安居，定居”等詞義。
　　9.A　蝗蟲飛過(guò)，耕地光禿禿的，植物都被吃了（當(dāng)然有時(shí)可能留下光禿禿的枝干）。
　　10.B　農(nóng)民最大的敵人。
　　11.C　下文提到在屋里屋外都有，還傳播疾病，因此選C。
　　12.C　蒼蠅在屋里屋外飛，困擾我們。
　　13.D　花時(shí)間，想辦法研究昆蟲。give much thought to表示“關(guān)心，想到”。
　　14.B　觀察昆蟲需要耐心，上文提到give much time to，因此此處也可說(shuō)long-time observations.
　　15.C　thanks to表示“幸虧/多虧有了”。
　　16.C　本小題是all（that）there is to be done句式為there's sth to be done（有事需要做）的結(jié)構(gòu)變化形式。
　　17.A　既然與“我們的”相比較，其共同之處是society，人類社會(huì)和動(dòng)物“群棲，群集”。
　　18.D　our own（society），“我們自己的社會(huì)形態(tài)”。
　　19.B　與下文的from相呼應(yīng)，give sb.protection from，“給……以保護(hù)”。
　　20.A　昆蟲給我們?cè)斐傻膫��?