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【简答题】
时序逻辑电路计数器的定义和作用是什么?
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举一反三
【简答题】清洁或插拔模块设备时,必须带上()。
【单选题】苯巴比妥钠连续应用产生耐受性的主要原因是
A.
再分布于脂肪组织
B.
排泄加快
C.
被假性胆碱酯酶破坏
D.
诱导肝药酶使自身代谢加快
【单选题】“笑一笑十年少,愁一愁白了头”反映了意识具有( )
A.
目的性
B.
指导实践改造客观世界的
C.
调控人的行为和生理活动的作用
D.
创造性
【单选题】清洁或插拔模块设备时,必须()。
A.
带上手套
B.
带上防静电保护套
C.
洗手
D.
穿防辐射服
【单选题】—Who is the boy over there? —It is ______ brother.
A.
mine
B.
me
C.
my
D.
I
【单选题】---Who is the boy over there? ---He is _____ brother.
A.
me
B.
mine
C.
I
D.
my
【单选题】-Who is the boy in blue? -I don't know ______. ______ is a new student in our class. [     ]
A.
he, His
B.
him, Him
C.
him, He
【单选题】Who is the boy __________ a blue coat? I want to play with him.
A.
in
B.
wears
C.
with
D.
be in
【单选题】- Who is the little boy in the picture? - It’s me. The picture _________ 10 years ago. [     ]
A.
took
B.
is taken
C.
was taken
【简答题】清洁或插拔模块设备时,必须带上____。
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