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【单选题】
每层承重墙的最上一皮砖、梁垫的下面及挑檐、腰线等处,( )砌筑。A.
丁砖
B.
顺砖
C.
三顺一丁
D.
一顺一丁
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举一反三
【单选题】听力原文：M: My typewriter doesn't work. W: Why not ask Peter? Q: What does the woman mean? (19)
A.
She doesn't want to ask Peter herself.
B.
She thinks Peter can fix the typewriter.
C.
She thinks Peter can buy him a new typewriter.
D.
Peter's typewriter doesn't work either.
【多选题】指出下列有机反应的反应机理(比如:
A.
自由基取代反应、
B.
自由基加成反应、
C.
亲电取代反应、
D.
亲电加成反应、
E.
亲核取代反应、
F.
亲核加成反应) ( 填写选项 ) 。
【单选题】留学生必须克服的难题之一和适应国外文化有关。One of the difficulties that overseas students have to overcome has to do with adapt to foreign culture.
A.
difficulties
B.
overseas students
C.
overcome
D.
adapt
【单选题】听力原文：M: Who can translate this letter for me? W: What about Susan. Why does the woman imply about Susan?
A.
She can probably do the job.
B.
She has written many letters.
C.
She knows who the translator is.
D.
She has heard about the letter.
【简答题】根据已知的信息，写出下列取代反应的机理。亲核试剂仅被发现在离去基团的碳上。但是，在加入自由基捕获剂时，发现产物中氨基可在与离去基团相连的碳上或在邻位碳上。
【简答题】One of the cultural differences that tends to annoy Americans has to do with understanding of punctuality. One of the problems that they have to solve has to do with water pollution. 留学生必须克服的难题之一和适应国外...
【单选题】属于大量输血的情况不包括
A.
24小时内输血量达到自身总血容量以上
B.
3小时内生输血量达到自身血容量50%以上
C.
1小时内输入〉2单位红细胞制剂
D.
失血速度〉150ml/min
E.
失血1.5ml/(kg.min)达到20分钟以上
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