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【多选题】
划分历史时期是历史研究的一种方法,目的在于A.
揭示不同历史时期之间质的区别
B.
发现历史发展阶段性的特点
C.
发现历史发展阶段性的规律
D.
揭示历史发展的阶段性特点与历史发展全过程的关系
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【单选题】Don't say anything more about it to others, or you'll ______ it even worse than before.
A.
prove
B.
make
C.
regard
D.
drive
【单选题】-- Don't say anything. -- ______I would.
A.
If only
B.
As if
C.
As long as
D.
So as to
【单选题】Don't say anything. Just follow ______ behind us.
A.
closing
B.
close
C.
closely
D.
closed
【单选题】What are you going to do for your year abroad, Tim.-----Study study study! ______
A.
Sounds hard
B.
Very good.
C.
I want to learn a lot.
D.
It is my pleasure.
【简答题】上传本工程电气部分模型。
【单选题】Don't say anything at the meeting unless ______.
A.
asking
B.
asked
C.
being asked
D.
to be asked
【简答题】Exercise three 1. What do you know about winter 1962-3? It is the winter since at least 1795 2. What is the weather like on February 6-7, 1963? It continuously for 36 hours 3. What is the average temp...
【单选题】Don't say anything to Tom. Wait until he ______. [ ]
A.
goes
B.
has gone
C.
will go
D.
is going
【单选题】在80x86中可屏蔽中断请求被CPU响应的条件是（）。
A.
INTR引脚有中断请求，NMI引脚没有中断请求，系统没有DMA请求
B.
CPU当前指令执行完毕
C.
中断允许标志IF=1
D.
以上条件都包括
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