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【简答题】
焊接过程中对焊件进行了（）的加热，是产生焊接应力与变形的根本原因。
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举一反三
【单选题】It's so noisy. I'd really appreciate ______ if you'd turn the radio down. [ ]
A.
that
B.
it
C.
this
D.
which
【单选题】There is _____ noise in the street, and it's _____noisy. [ ]
A.
too much; too many
B.
much too; too much
C.
too many; much too
D.
too much; much too
【单选题】— Could you tum down your radio, please?It's too noisy. — __________. — I asked you to tum down your radio a little. [ ]
A.
I beg your pardon?
B.
I'm soorry.
C.
Do you want a go?
D.
Yes,of course
【单选题】His new neighborhood _ very quiet, but now it's very noisy. [ ]
A.
was used to be
B.
used to
C.
is used to
D.
used to be
【单选题】— I didn't hear you come in last night. — That's good. We tried ______ noisy. [ ]
A.
not be
B.
not to be
C.
to be
D.
to be not
【简答题】'a'-32 的运算结果为___。
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