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【简答题】
烷基苯磺酸钠的整个生产从工艺的角度主要分成三个部分,分别是,磺化剂制取,磺化和()。
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反馈参考答案：
举一反三
【简答题】已知变量a定义为“i nt a=5；”，要使ra成为a的引用，则ra应定义为（），要使rb指向a，则rb应定义为（）
【单选题】( ) contrast, he got the lowest mark of the class in the recent examination.
A.
Off
B.
In
C.
On
D.
To
【单选题】_________contrast, he got the lowest mark of the class in the recent examination.
A.
of
B.
with
C.
In
D.
for
【单选题】The reason why the blind man climbed the tower was that ________ .
A.
he liked the exercise and the fresh air at the top of the tower
B.
the view from the tower was fantastic
C.
he had got into the habit of coming up the tower every day
D.
he liked to feel the contrast between light and shade on his way up the tower
【简答题】已知变量a定义为“int a=5;”,要使ra成为a的引用,则ra应定义为___。
【简答题】____ contrast, he got the lowest mark of the class in the recent examination.
【单选题】He celebrated his 29th birthday, got married last week and signed a new multi-year ________ with Mercedes on Monday.
A.
contact
B.
content
C.
contract
D.
contrast
【单选题】________ contrast, he got the lowest mark of the class in the recent exam.
A.
By
B.
To
C.
For
D.
Into
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