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【单选题】
( ) 可以用来焊接纯铝或要求不高的铝合金。A.
SAlMg-5
B.
SAlMn
C.
SAl-3
D.
SAlC u
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举一反三
【简答题】发展了脏腑辩证学说的易水学派开山鼻祖是 ,其代表医著是 。
【单选题】Pupils often want to sit next to their particular friend and many classroom activities involve moving about, but even relatively snail alterations can make ______ to the visual comfort of pupils with ...
A.
a difference
B.
an interference
C.
a modification
D.
an impact
【单选题】They want to sit near the back where the couches are. (改为否定句)
A.
They don't want to sit near the back where the couches are.
B.
They not want to sit near the back where the couches are.
C.
They does not want to sit near the back where the couches are.
【单选题】Pupils often want to sit next to their particular friend and many classroom activities involve moving about, but even relatively small alterations can make ______ to the visual comfort of pupils with ...
A.
a difference
B.
an interference
C.
a modification
D.
an impact
【单选题】Where does the man want to sit?
A.
Near the band.
B.
By a window.
C.
Near the dance floor.
【单选题】听力原文：Do you want to sit on the first floor or the second floor? (A) I have extra brochures you can have. (B) I prefer to sit near the stage. (C) I live on the second floor. (28)
A.
B.
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