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【单选题】
5506 要提高电加工的工件表面质量,应考虑( )A.
使脉冲宽度增大
B.
电流峰值减小
C.
放电间隙增大
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举一反三
【单选题】Our teachers always tell us to believe in ________ we do and who we are if we want to succeed. [ ]
A.
why
B.
how
C.
what
D.
which
【简答题】现代企业中最重要的资产就是
【单选题】We must have good eating habits because______.
A.
we want to eat more
B.
we want to enjoy our meals
C.
we want to be healthy and strong
D.
we want to grow up quickly
【简答题】If we want to develop our reading ability at an advanced level, we should ________. A) learn to use different approaches in reading different texts B) make our reading process more conscious C) pay mo...
【单选题】Our teachers always tell us to believes in _____ we do and who we are if we want to succeed. [ ]
A.
why
B.
how
C.
what
D.
which
【单选题】______want some musicians for ______ school trip. [ ]
A.
We, we
B.
Our, our
C.
We, our
D.
Our, we
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