1、【题目】ThefuturesurvivalofthebaldeagleisstillanimportantAmericanecologicalconcern.
选项:
A.migration
B.population
C.existence
D.evolution
答案:
解析:
1、【题目】Somechildrendisplayanunquenchable难以抑制的curiosityabouteverynewthingtheyencounter.
选项:
A.insatiable贪的无厌的
B.inherent
C.indiscriminate不加选择的
D.incredible
答案:
解析:
1、【题目】The flower bud of a water lily 百合 opens at sunset since .its opening is triggered(commence) .by the decreased light.
选项:
A.alleviated减轻
B.endured
C.setoff
D.coveredup
答案:
C
解析:
暂无解析
1、【题目】InthenortheasternUnitedStates,itrainsintermittently间歇地throughoutthespring.
选项:
A.steadily
B.abundantly
C.periodically
D.daily
答案:
解析:
1、【题目】Eyespots, the most rudimentary eyes, are found in protozoan原生动物 flagellates 鞭毛虫 , flatworms 扁形虫 , and segmented worms片段 蠕虫 .
选项:
A.hostile-looking
B.perceptive
C.primitive
D.strangelyformed
答案:
C
解析:
暂无解析
1、【题目】By the nineteenth century, embroidery on men's clothing had virtually disappeared except for the occasional decorative vest and tie.
选项:
A.almost
B.definitely
C.already
D.universally
答案:
A
解析:
暂无解析
1、【题目】Despitetheproliferationofotherfastermodesoftransportation,therailroadsremainthelargestcarriersofintercityfreightintheUnitedStates.
选项:
A.schemes
B.means
C.tracks
D.variables
答案:
解析:
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