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【简答题】
简述材料的亲水性与憎水性在建筑工程中的应用。
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】下列关于发票开具的说法,错误的是( )。
A.
开具发票应按照号码顺序填开
B.
不得扩大发票使用范围
C.
开具发票应该全部联次一次打印
D.
未发生纳税义务一律不得开具发票
【单选题】我们购买图书的方便途径之一是手机上网浏览网上书店，网上的每个书店都会出售多种不同种类的图书，而某种图书也会在多家网店里出售，那么网上书店与图书之间存在着（ ）的联系。
A.
一对一
B.
一对多
C.
多对一
D.
多对多
【简答题】Conversation 1 1. Why is the woman upset? A. The man didn't apologize. B. The man didn't turn up. C. The man didn't call. 2. Who is the man speaking to? A. A waitress. B. A professor. C. A doctor. 3. ...
【多选题】下列符合无定型沉淀的生成条件是( )
A.
沉淀作用宜在较浓的热溶液中进行
B.
沉淀作用宜在适量电解质溶液中进行
C.
在不断搅拌下，迅速加入沉淀剂
D.
沉淀宜放置过液，使沉淀陈化
E.
静止沉淀
【单选题】As a matter of fact, ______.
A.
the girl didn't notice the woman in the picture didn't wear clothes
B.
the girl knew a lot about art
C.
the girl didn't want to understand art
D.
the girl enjoyed going around with her shoes and socks on
【单选题】下列关于发票开具的说法,错误的是( )。
A.
开具发票应按照号码顺序填开
B.
填开发票单位如有特殊要求,可以自行扩大专用发票的使用范围
C.
开具发票应该全部联次一次打印
D.
不符合规定的发票,不得作为财务报销凭证,任何单位和个人有权拒收
【简答题】It does not alter the fact that he was the man _____ for the death of the little girl. (A) accounting (B) guilty (C) responsible (D) obliged
【简答题】(Judge) ______ from this fact, he must be an honest man.
【单选题】But as a matterof fact, I didn`t begin to work _______ he had gone.
A.
until
B.
unless
C.
after
D.
because
【单选题】In fact the man didn’t understand the three questions ____ were asked in French.
A.
who
B.
in which
C.
which
D.
whom
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