1、【题目】TheSalkvaccineisamajorfactorinthefighttoeradicatepolio.

选项：

A.completelydestroy

B.carefullydisguise

C.sustain

D.contain

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】Foodmustbemoistinordertohaveataste.

选项：

A.appetizing(delicious)

B.nutritious

C.damp

D.chewed

答案：

解析：

1、【题目】How many people are aware that a dancer with the New York City Ballet typically wears out a minimum of two hundred pairs of toe shoes per year?

选项：

A.only

B.exactly

C.atleast

D.fewerthan

答案：

C

解析：

暂无解析

1、【题目】The Salk vaccine is a major factor in the fight to eradicate polio.

选项：

A.completelydestroy

B.carefullydisguise

C.sustain

D.contain

答案：

A

解析：

暂无解析

1、【题目】Oneofthegreatestbreakthroughsforprofessionalwomencamein1973whenthefieldofbankingopenedupforthem.

选项：

A.mostseriousdisappointments

B.mostsignificantadvances

C.mostabruptdeclines

D.mostcrucialsituations

答案：

解析：

1、【题目】In literature, caricatures讽刺画 usually contain verbal exaggeration through which the writer achieves comic and often satiric 讽刺effects.

选项：

A.banter取笑(tease)

B.humor

C.interaction

D.overstatement

答案：

D

解析：

暂无解析

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】HowmanypeopleareawarethatadancerwiththeNewYorkCityBallettypicallywearsoutaminimumoftwohundredpairsoftoeshoesperyear?

选项：

A.only

B.exactly

C.atleast

D.fewerthan

答案：

解析：