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人教版七年级下册语文课时练《口技》答案
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举一反三
【单选题】In the deserted factory several huge machines were left to rust and decay.
A.
inaugurate
B.
disintegrate
C.
accelerate
D.
disseminate
【简答题】断路器控制和信号回路有哪些主要要求?
【简答题】对断路器的控制和信号回路有哪些主要要求？什么是断路器事故跳闸信号回路构成的“不对应原理”？
【单选题】The keys of Sholes' first typing machines were likely to be twisted together.
A.
Y
B.
N
C.
NG
【单选题】A number of new machines were introduced from abroad，______ an increase in production.
A.
resulted in
B.
to result in
C.
result in
D.
resulting in
【单选题】The earliest bicycles were called 'running machines' because ______.
A.
people have to run on feet when using the machines
B.
they were faster than running men
C.
the riders could run on the bicycles
D.
the bicycles could run fast automatically
【简答题】断路器的控制和信号回路有哪些主要要求？事故跳闸信号回路在其一次电路发生短路故障时的动作程序和信号指示情况是什么？
【单选题】______ of the machines on display were made in China.
A.
Second-fifths
B.
Two-fifth
C.
Two-fifths
D.
Second-fifths
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