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【单选题】
扩散的特点是A.
无特异性
B.
无饱和性
C.
竞争性抑制
D.
需要消耗ATP
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】The school should ________ immediately to the students’ request that they should have more time to relax.
A.
respond
B.
refer
C.
answer
D.
follow
【单选题】The haze or smog was so serious that the winter running _________.Some students complained as they ran
A.
could have cancelled
B.
should have cancelled
C.
must have been cancelled
D.
ought to have been cancelled
【简答题】加工 10 件,变速箱轴承孔Φ 62J7 , Ra0.8 μ m ,其加工方案是 。
【多选题】当采用不同性质的土填筑路基时，正确的填筑方式应满足()要求。
A.
潮湿或冻融敏感性小的土应填筑在路基上层
B.
潮湿或冻融敏感性小的土应填筑在路基下层
C.
强度较小的土应填筑在路基下层
D.
强度较小的土应填筑在路基上层
【简答题】Universities usually give diplomas or certificates to students who complete course requirements adequately. A) responsibly B)sufficiently C) patiently D)successfully
【单选题】The report indicated that 45% of students were in jobs not ________ specific qualifications. [ ]
A.
requiring
B.
to be required
C.
being required
D.
to have required
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