皮皮学，免费搜题
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【单选题】
混合血栓的形态学特征是A.
血小板和少量纤维蛋白
B.
血小板小梁、纤维蛋白及红细胞
C.
血液中细胞成分与血浆成分分层
D.
同质的纤维蛋白
E.
纤维蛋白网眼中充满红细胞
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反馈参考答案：
举一反三
【简答题】核酸的等电点在 [填空(1)] 范围内，因为含有[填空(2)] 基团，RNA的等电点比DNA[填空(3)] ，是因为含有的 [填空(4)] 基团多。
【简答题】七、严禁在景区内游泳、嬉水,儿童须在成人陪同下游览。
【单选题】[09-588]Excel工作表B列保存了11位手机号码信息,为了保护个人隐私,需将手机号码的后4位均用“*”表示,以B2单元格为例,最优的操作方法是:
A.
=REPLACE(B2,8,4,"****")
B.
=MID(B2,8,4,"****")
C.
=MID(B2,7,4,"****")
D.
=REPLACE(B2,7,4,"****")
【单选题】Many questions also (arise) in the cloning of dinosaurs.
A.
平息
B.
（问题或困难）出现；由......引起；升起
C.
争论
【简答题】Language learning begins with listening. Children are greatlydifferent in the amount of listening they do before they start speaking, and later starters are often long listeners .Most children will “ ...
【简答题】Language learning begins with listening. Children are greatly different in the amount of listening they do before they start speaking, and later starters are often long listeners. Most children will “...
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