我们在总结近五年亚洲与北美托福考试语法部分试题的基础上，为同学总结出错误率在60%以 下的易错难题汇编，希望大家能汲取常见错误原因，从而有效地跳开托福考试中的出题陷阱.

　　1.[Melting] glaciers may [account the] rise [in sea level] that [has taken place] honing this century.

　　答对率：50%

　　答案：b

　　2.Anthropologist jane Goodall [has contributed] a [wealth information]concerning primate behavior [through] her [studies] of chimpanzees.

　　答对率：46%

　　答案：b

　　3.The [discovery] of gold in 1848 [transformed] San Francisco suddenly from a [quiet] portsintosone of the world's richest and most famous [city].

　　答对率：44%

　　答案： d

　　4.Allan Pinkerton,[founder] of [the famous] detective agency that bears [him] name,directed a Civil War espionage system [behind] Confederate lines.

　　答对率：38%

　　答案：c

　　5.The city of Kalamazoo, Michigan,derives its name from a Native American word....."bubbling springs."

　　A.meant

　　B.meaning

　　C.that is meant

　　D.whose meaning

　　答对率：46%

　　答案：b

　　6.Salt is manufactured in quantities that exceed those of most,.......,other commercial chemicals.

　　A.of an not

　　B.not if an are

　　C.are not an

　　D.if not an

　　答对率：49%

　　答案： d

　　7.Contemporary film directors,some of [them] write the scripts for,act in,and [even] produce their own [motion] pictures, are [thereby assuming] ever more control of their art.

　　答对率：43%

　　答案：a

　　8.Petroleum [it is] composed [of] a complex[mixture] of hydrogen and [carbon].

　　答对率：31%

　　答案：a

　　9.The air inside a house or office building often has higher concentrations of contaminants ....... heavily polluted outside air.

　　A.than does

　　B.more

　　C.as some that are

　　D.like of

　　答对率：50%

　　答案：a

　　10.Emily Dickinson's garden was a place...... great inspiration for her poems.

　　A.that she drew

　　B.by drawing her

　　C.from which she drew

　　D.drawn from which

　　答对率：50%

　　答案：c

　　11.In the United States [among] 60 percent [of the space] on the pages of newspapers [is reserved] for [advertising].

　　答对率：47%

　　答案：a

　　12.Scientists believe that by [altering] the genetic composition of plants it is possible to develop specimens that are [resisting] to [disease] and have [increased] food value.

　　答对率：50%

　　答案：b

　　13.The American anarchist Emma goldman infused her spirited lectures, [publishes],and demonstration [with a] passionate [belief] in the freedom of [the] individual.

　　答对率：36%

　　答案：a

　　14.[Being] the biggest expanse of brackish water [in the] world,the Baltic Sea [is of] special [interesting] to scientists.

　　答对率：44%

　　答案：d

　　15.While studying the [chemistry] [of human body],Dr.Rosalyn Yalow won a Nobel Prize for the research she [conducted on] the [role of] hormones.

　　答对率：37%

　　答案：b

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