皮皮学，免费搜题
登录
搜题
【单选题】
给定日期DD,可以计算该日期当月最大天数的正确表达式是( )。A.
Day(DateSerial(Year(DD),Month(DD),0))
B.
Day(DateSerial(Year(DD),Month(DD)+1,0))
C.
Day(DD)
D.
Day(DateSerial(Year(DD),Month(DD),day(DD)))
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
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.
【单选题】某电池反应在298K，100kPa下，可逆放电的热效应为－100J，则该电池反应【图片】的值应为 （ ）
A.
< － 100J
B.
100J
C.
–100J
D.
>100J
【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。
【单选题】某公司2009年期末股东权益合计为276867万元，负债总额为347496万元，则产权比率是（ ）。
A.
125．51%
B.
120．88%
C.
117．23%
D.
Il6．08%
【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】听力原文：M: Would you like to go to the movies? W. Why not? Q: What does the woman mean? (4)
A.
The woman does not like to go to see a film.
B.
The woman likes to go to see a film.
C.
The woman often goes to the cinema.
D.
The man does not like to go to the movies.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
