To______ the students' life on campus, the university has established many recreational facilities.
A. verify
B. convey
C. enrich
D. enhance
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The mother said she would______ her son washing the dishes if he could finish his assignment before supper.
A. let down
B. let alone
C. let off
D. let out
After the collision, he examined the considerable______ to his car.
A. ruin
B. deficiency
C. penetration
D. innovation
We can learn that in the second consequence of the first option______.
A. the U.S. might finally have to take part in the ongoing negotiation
B. Iran would strongly call for the military assistance of the U.S.
C. those with nuclear weapons will be the attacking targets of America
D. Western unity would blame the U.S. for its absence from the negotiation
关于术前胃肠道准备，下列哪项是错误的
A. 胃肠道手术患者，术前1～2天始进流质饮食
B. 术前12小时始禁食，2小时始禁水
C. 一般性手术术前1天作肥皂水灌肠
D. 结肠结或直肠手术应行清洁灌肠及口服肠道抑菌剂
E. 必要时可作胃肠减压
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