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【单选题】
听力原文:M: Can you come to the concert with me this weekend, or do you have to prepare the exams next week? W: Frankly speaking, I still have a lot to do for the exams, but maybe a break would do me good. What will the man probably do?
A.
Stay home to prepare for the exams.
B.
Attend the concert next week after the exams are over.
C.
Take a coffee break.
D.
Go to the concert with the man.
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举一反三
【单选题】The school's development committee has deliberated the question ______ great length.
A.
on
B.
along
C.
at
D.
for
【简答题】A great deal of research has been performed on this question, and results points to the following answer: we perform this task through a special type of averaging.
【单选题】下列关于更昔洛韦的描述中,不正确的是
A.
进入细胞后迅速成单磷酸化合物
B.
在已感染巨细胞病毒的细胞内,磷酸化过程更快
C.
可竞争性抑制DNA多聚酶
D.
使用时偶见白细胞下降
E.
可导致血小板升高
【判断题】焊缝对比试块有WGT-3、GHT-5。
A.
正确
B.
错误
【单选题】The great question that this paper will, but feebly, attempt to answer is, What is the creative process? Though much theory has accumulated, little is really known about the power that lies at tile bo...
A.
Well
B.
Vision
C.
Form
D.
Will
【单选题】焊缝对比试块有()。
A.
CSK-IA、CS-1-5
B.
GHT-1、GHT-5
C.
WGT-3、GTS-60
D.
WGT-3、GHT-5
【单选题】GHT-5试块是( )。
A.
标准试块
B.
焊缝探伤对比试块
C.
灵敏度调整对比试块
D.
钢轨母材探伤对比试块
【多选题】下列谱线加宽机制正确的有
A.
自然加宽发生在 所有系统 中,线宽为 1/2 πτ s2
B.
碰撞加宽主要发生在 气体、液体 工作物质中,线宽为 1/πτ L
C.
晶格振动加宽主要发生在 固体 工作物质中,由 热振动 导致能级变化引发
D.
多普勒加宽主要发生在 气体 工作物质中,由光学 多普勒效应 引发
【单选题】GHT-5焊缝对比试块B区的共有8个直径为()的横孔。
A.
3mm
B.
4mm
C.
5m
D.
6mm
【单选题】The question is _____ of great importance.
A.
that
B.
it
C.
one
D.
what
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