单选题：CarlSaganbelievesthatVenusmightbecolonizedfromearthbecause__

题目内容：

CarlSaganbelievesthatVenusmightbecolonizedfromearthbecause__________. A．itmightbepossibletochangeitsatmosphere
B．itsatmosphereisthesameastheearth's
C．thereisagoodsupplyofwateronVenus
D．thedaysonVenusarelongenough

参考答案：
答案解析：

Questionsarebasedonthefollowingpassage: Therewasonethoughtth

Questionsarebasedonthefollowingpassage: Therewasonethoughtthatairpollution'aff

分类：成人英语三级  题型：单选题
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Itisbecauseheiskindandmodest（　　）hewinstherespectofothers．

Itisbecauseheiskindandmodest（　　）hewinstherespectofothers． A．what B．which C．why

分类：成人英语三级  题型：单选题
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(题共用题干) 男性。30岁。头痛，时有呕吐，逐渐加重1个月，近期嗜睡。反应迟钝，时有头晕、猝倒，无头部外伤及急性炎症病

(题共用题干) 男性。30岁。头痛，时有呕吐，逐渐加重1个月，近期嗜睡。反应迟钝，时有头晕、猝倒，无头部外伤及急性炎症病史，血压正常。检查见视神经乳头水肿，血

分类：成人英语三级  题型：单选题
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