16.The early railroads were........the existing arteries of transportation：

　　roads，turnpikes，

　　canals，and other waterways.

　　A.those short lines connected

　　B.short lines that connected

　　C.connected by short lines

　　D.short connecting lines

　　答对率：50%

　　答案：b

　　17.During the flood of 1927，the Red Cross，......out of emergency

　　headquarters in Mississippi，set up temporary shelters for the homeless.

　　A.operates

　　B.is operating

　　C.has operated

　　D.operating

　　答对率：44%

　　答案：d

　　18.Minoru Yamasaki is an American architect [which] works [departed from]

　　the austerity [frequently] associated [with] architecture in the United

　　States after the Second World War.

　　答对率：37%

　　答案：a

　　19.Jane Addams.social worker，authoe，and [spokeswoman] for the peace and

　　women's suffrage [movements]，[she received] the Nobel Peace Prize in 1931

　　for her [humanitarian] achievements.

　　答对率：50%

　　答案：c

　　20.Bromyrite crystals [have] a diamond-like luster and are usually

　　[colorless]，but they [dard] to brown when [exposed] to light.

　　答对率：44%

　　答案：c

　　21.Ice is less [denser] [than] the liquid [from which] [it] is formed.

　　答对率：50%

　　答案：a

　　22.James Baldwin's plays and short stories，[which are] to [some degree]

　　autobiographical，established [them] as a [leading] figure in the United

　　States civil rights movement.

　　答对率：43%

　　答案：c

　　23.Thunder can be [listened] from a [maximum] distance of about ten miles

　　[except] under [unusual] atmospheric conditions.

　　答对率：35%

　　答案：a

　　24.The quantum theory states.....，such as light， is given off and absorbed

　　in tiny definite units called quanta or photons.

　　A.energy that

　　B.that it is energy

　　C.it is energy

　　D.that energy

　　答对率：50%

　　答案：d

　　25.Geysers are round near rivers and lakes，swhereswater drains through the

　　soil.........

　　A.surface below the deep

　　B.deep below the surface

　　C.the deep below surface

　　D.the deep surface below

　　答对率：50%

　　答案：b

　　26.Although [he is] employed in the scientific and [technical] fields，the

　　metric [system] is not generally [utilized] in the United States.

　　答对率：46%

　　答案：a

　　27.[Beneath] the deep oceans that [cover] two-thirds of the Earth，

　　intriguing [secret] of the planet are [concealed].

　　答对率：43%

　　答案：c

　　28.The pioneer John Chapman [received] the nickname "johnny Appleseed"

　　because he [planted] apple seedlings during [him travels] in [what] are now

　　Ohio， Indiana， and Illinois.

　　答对率：50%

　　答案：c

　　29.On March 1，1867，......to the Union when President Andrew Johnson's veto

　　was overridden.

　　A.since the state of Nebraska had been admitted

　　B.admitted that the state of Mebraska

　　C.the admission of the state of Nebraska

　　D.the state of Nebraska was admitted

　　答对率：50%

　　答案：d

　　30.The best known of all the Arctic birds，........

　　A.birdwatchers favor ptarmigans

　　B.being ptarmigans' and birdwatchers' favorites

　　C.favored by both ptarmigans and birdwatchers

　　D.ptarmigans are a favorite of birdwatchers

　　答对率：47%

　　答案：d

　　通过对这30道错误率极高的toefl语法题分析可看出，名词词组与动名词、词的顺序、动词单

　　复数---主谓一致 、动词短语及用法 、形容词修饰等知识点较多，容易忽视或混淆的地方。

　　熟悉难题，透过它们找到命题的难点，方能有的放矢，攻取满分！

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