托福考試語法題精選
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1. ---ratchet is a wheel or bar that can move in only one direction.
(A) A
(B) It is a
(C) Although a
(D) There is a
答案:A
測試點:冠詞.
分析:ratchet (棘輪機構)是名詞,名詞前應加冠詞,故選(A).
2. Thomas Jefferson’s achievements as an architect rival his contributions ---a politician.
(A) such
(B) more
(C) as
(D) than
答案:C
測試點:介詞.
分析:”作為政治家“要説as a politician,故選(C).前文as an architect可作為線索.動詞rival (比得上,相比)在詞意上也決定了前後兩部分應相同結構.
3. The chief foods eaten in any country depend largely on ---best in its climate and soil.
(A) it grows
(B) what grows
(C) does it grow
(D) what does it grow
答案:B
測試點:what引導的名詞從句。
分析:depend on後接名詞性的成份。答案中(B)是名詞從句,做介詞on的賓語.(A)是主謂結構但並非名詞從句,不能作賓語,(C)是問句形式,(D)結構錯誤.
4. Possibly the greatest advance in ---materials came with the invention of a cheap way to make steel.
(A) bridge-building
(B) building of bridges
(C) building a bridge
(D) bridges are built
答案:A
測試點:定語.
分析:materials是名詞,前面要用形容詞性的'詞來修飾它.(A)是分詞,可作定語.(B)是動名詞短語;(C)是動賓結構;(D)是句子;均不可作定語.
5. ---, snakes frequently subdue their prey without injecting poison.
(A) Contrary to general belief
(B) General belief contrary to
(C) Belief contrary to general
(D) Contrary belief general to
答案:A
測試點:習語.
分析:contrary to+名詞是.固定短語,表示“與……相反”,故選(A).
6. Two years after she was chosen president of the Texas State Senate, ---successfully for a seat in the United States Congress.
(A) Barbara Jordan’s campaign being
(B) Barbara Jordan campaigned
(C) Campaigning for Barbara Jordan
(D) Barbara Jordan campaigning
答案:B
測試點:複合句。
分析:Two years after引導的是時間狀語從句,故逗號之後應是主謂完整的主句,即(B)。其餘三句均不是主謂結構.
7. The values of a people, their customs, and their perceptions of the world ---their language.
(A) are influenced
(B) be influenced
(C) influencing
(D) influence
答案:D
測試點:謂語.
分析:本句有主語但缺謂語,應在答案中選擇能充當謂語的動詞形式,即(D).(A)是被動語態,與句意不合;(B)(C)不能單獨作謂語.
8. Over a very large number of trials, the probability of an event’s ---is equal to the probability that it will not occur.
(A) occurs
(B) will occur
(C) can occur
(D) occurring
答案:D
測試點:動名詞.
分析:’s是名詞的所有格形式,後接名詞性成份.答案(D)是動名詞,可接在’s後,其餘均不可。
9. ---fashioned from a wick floating in a bowl of oil functioned according to the principle of capillary action.
(A) All lamps early
(B) Lamps all early
(C) All early lamps
(D) Early all lamps
答案:C
測試點:主語/詞序.
分析:本句缺主語,應從答案中選擇名詞或名詞組作主語.除(C)外,其餘語序均錯.
解題要點:指示性形容詞all,many,some及any均應放在一般修飾性形容詞前面.
10. Annie Jump Cannon, ---discovered so many stars that she was called “the census taker of the sky.”
(A) a leading astronomer who
(B) who, as a leading astronomer,
(C) was a leading astronomer
(D) a leading astronomer,
答案:D
測試點:同位語.
分析:主語後面用逗號隔開的部分,常常是主語的同位語.應在答案中選擇説明主語身份的名詞性成份,即(D).(A)(B)後接從句;(C)多了動詞.
11. The less the surface of the ground yields to the weight of the body of a runner, ---to the body.
(A) the stress it is greater
(B) greater is the stress
(C) greater stress is
(D) the greater the stress
答案:D
測試點:“the+比較級the+比較級”結構。
分析:看到the less…,應想到這是the+加比較級的句式。應在答案中選擇相同的結構,即(D)the greater….
解題要點;此平列比較級句型是TOEFL常考題型,應注意兩個比較的部分要結構相同.
12. And ideal is a standard ---people judge real phenomena.
(A) how
(B) of
(C) by which
(D) for it
答案:C
測試點:介詞+which結構.
分析:空格前後均為主謂完整的句子,説明這是複合句.主、從句中間應填入接兩句的連詞.(C) by which意為by the standard.(A)雖為連詞,但意思不通.(B)為介詞,(D)多主語it。
13. Maine has ---weather than most of the other states in the continental United States.
(A) coolest
(B) the coolest
(C) cooler
(D) the cooler
答案:C
測試點:比較級.
分析:以than為線索,推知句中用了比較級,句詞weather前所缺為比較級形式的形容詞.答案(C)是形容詞比較級的正確形式.(A)(B)為最高級;(D)多了the.
14. Amoebas are ---small to be seen without a microscope.
(A) far too
(B) far and
(C) so far
(D) as far as
答案:A
測試點:too…to…結構.
分析:這一結構也是TOEFL常考的題型.注意副詞too前面可以用表示程度的詞來修飾,如:far,much等.
15. Graphite conducts electricity ---does not burn.
(A) because
(B) if
(C) when
(D) and
答案:D
測試點:連詞。
分析:句中conducts…和burns…是並列的謂語,應在答案中選擇表示並列關係的連詞。即(D)(A)表示原因,(B)表示假設關係,(C)表示時間,句意均不通,而且這些連詞引導的狀語從句都缺了主語.
解題要點:在連詞and連接的並列句中,如果主語為同一人或事物,第二句可省去此主語,直接連謂語動詞.