Why, you may wonder, should spiders be our friends? Because they destroy so many insects, and insects 1 some of the greatest enemies of the human race. Insects would make 2 impossible for us to live in the world. They would devour (eat up quickly) all our crops and kill our flocks and herds, were it not 3 the protection we get from insect-eating animals. We 4 a lot to the birds and beasts who eat insects but all of them 5 together kill only a fraction of the 6 destroyed by spiders. 7 , unlike some of the insect eaters, spiders never do the least 8 to us or our belongings.

　　Spiders are not insects, 9 many people think, 10 even nearly related to them. One can tell the 11 almost at a glance, 12 a spider always has eight legs but an insect never more than six.

　　How many spiders are 13 in this work on our 14 ? One authority 15 spiders made a 16 of the spiders in a grass field in the south of England, and he estimated that there were more than 2 250 000 in one acre; that is 17 like 6000 000 spiders of different kinds on a football field. Spiders are busy for at least half the year in killing insects. It is 18 to make more than the 19 guess at how many they kill, but they are hungry creature, not 20 with only three meals a day.

　　1. A. include B. involve C. consist D. cover

　　2. A. this B. that C. it D. them

　　3. A. with B. for C. of D. on

　　4. A. devote B. dedicate C. owe D. contribute

　　5. A. gotten B. put C. linked D. associated

　　6. A. number B. amount C. plenty D. proportion

　　7. A. Consequently B. Moreover C. Conversely D. However

　　8. A. damage B. ruin C. good D. harm

　　9. A. as B. which C. because D. though

　　10. A. so B. either C. nor D. none

　　11. A. likeness B. difference C. similarity D. appearance

　　12. A. if B. although C. for D. when

　　13. A. participated B. joined C. enclosed D. involved

　　14. A. honor B. sake C. side D. behalf

　　15. A. on B. in C. about D. with

　　16. A. census B. consensus C. conscience D. consciousness

　　17. A. nothing B. something C. anything D. everything

　　18. A. likely B. useless C. impossible D. probable

　　19. A. broadest B. widest C. bravest D. wildest

　　20. A. concerned B. identified C. patient D. content

　　參考答案：

　　1. 【答案】A. include

　　2. 【答案】C. it

　　【解析】本題測試結(jié)構(gòu)搭配.it 是形式賓語，其實(shí)際賓語是for us to live in the world.

　　3. 【答案】B. for

　　【解析】本題測試結(jié)構(gòu)搭配. were it not for sth. 是虛擬條件句，意為“要不是….,要是沒有….的話”。

　　4. 【答案】C. owe

　　【解析】本題測結(jié)構(gòu)型詞義搭配. owe…..to…把…..歸功于….: He owed his success o luck more than to capacity. contribute to 有助于，促進(jìn)，加�。篊ars contribute to air pollution. (汽車加劇了空氣污染);devote sth. to 奉獻(xiàn)，致力于;dedicate … to 奉獻(xiàn);均不符合題意。

　　5. 【答案】B. put

　　【解析】本題測試詞義搭配.put together 加在一起。put together 在句中是過去分詞短語作定語，修飾前面的all of them.

　　6. 【答案】A. number

　　【解析】本題測試詞義搭配. insect 是可數(shù)名詞。此處是指昆蟲的“數(shù)目”，故應(yīng)選number. An (或 the) amount of +不可數(shù)名詞(單數(shù))，故不能入選。plenty of +可數(shù)名詞(復(fù)數(shù))或不可數(shù)名詞(單數(shù))，意為“很多，大量的”，用于肯定句中，例如：1) There was plenty of work for girls of her age. 2) There are plenty of men out of work. (許多失業(yè)男子)proportion 比例。

　　7. 【答案】B. Moreover

　　【解析】本題測試邏輯搭配.moreover 意為“此外，而且”，正合題意。

　　8. 【答案】D. harm

　　【解析】本題測試詞義搭配. do harm to …對(duì)某人有害，正合題意。do damage to sth. 對(duì)….造成損害，與題意不符。do good to sb./sth. 對(duì)…有好處，與題意相悖。do與ruin不搭配，通常說cause ruin, bring about ruin, lead to ruin等

　　9. 【答案】A. as

　　【解析】本題測試結(jié)構(gòu)搭配.as 引導(dǎo)非限定性定語從句，例如：As you know, China is a country with a large population. (正如你所知道的，中國是一個(gè)人口眾多的國家)

　　10. 【答案】C.

　　11. 【答案】B. difference

　　【解析】本題測試邏輯型詞義搭配.根據(jù)上下文意思可以看出，此處是講蜘蛛與昆蟲的區(qū)別，故應(yīng)選 B。difference.考生在做類似試題時(shí)，一定要注意上下文的連貫意思。

　　12. 【答案】C. for

　　【解析】本題測試邏輯搭配.此句中for引導(dǎo)表示附加說明的原因分句。按傳統(tǒng)語法分類，for在此引導(dǎo)的分句是并列句而不是從句。按慣用發(fā)，在for前必須有逗號(hào)。

　　13. 【答案】D. involved

　　【解析】本題測試結(jié)構(gòu)型詞義搭配.participate(in)參與;join(in)參加;但本句謂語是被動(dòng)語態(tài)，故上述兩詞均不能入選。be involved in 參與，參加;如填入句中不但在此以上，而且在結(jié)構(gòu)上均符合題意，故答案非D莫屬。

　　14. 【答案】D. behalf

　　15. 【答案】A. on

　　【解析】on 表示“關(guān)于(某一問題);對(duì)，就(某一點(diǎn))”，例如：We had many quarrels on politics and religion. 2) You are an authority on clothes. 3) He is absorbed in his work on bacteria. in 表示“在…方面”，例如：a specialist in history 歷史學(xué)方面的專家。

　　16. 【答案】A. census

　　【解析】本題測試詞義搭配.本題測試考生辨析形似異意詞的能力。census 調(diào)查;consensus 一致看法。(意見等)一致;conscience 良心;consciousness 意識(shí)，覺悟，自覺。

　　17. 【答案】B. something

　　【解析】本題測試慣用搭配.something like(=approximately)大約。

　　18. 【答案】C. impossible

　　【解析】本題測試邏輯搭配.按上下文邏輯意思來看，應(yīng)選impossible,句中more than 修飾the widest,說明其程度，如：I’ m more than content with what you have just said (我對(duì)你剛才所說的極其滿意。)

　　19. 【答案】D. wildest

　　【解析】本題測試詞義搭配. wild 在此處的含義是“不精確的，大致的，(沒有證據(jù)的)大膽的”。本句譯文：不可能做出極其大膽的猜測：蜘蛛殺滅多少害蟲，但是蜘蛛是胃口極大的動(dòng)物。它們肯定不會(huì)滿足一天只吃三頓。

　　20. 【答案】D. content

　　【解析】本題測試邏輯型詞義搭配.從邏輯意思和語義上分析，content正合題意。上面談到“蜘蛛是食量很大的動(dòng)物”，可見“蜘蛛是不會(huì)滿足于一天三頓的”。be content with 滿足于：My father had to be content with this small success.