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

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