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【简答题】
下列不同含碳量的铁碳合金锻造性最好的是( ) (A)0.77%C (B)0.2%C (C)1.2%C
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反馈参考答案：
举一反三
【单选题】Alice: How many people are there in your family? Jane: [ ]
A.
I am thirteen.
B.
Three.
C.
It's five yuan.
D.
He is in my home.
【单选题】在 PHP 中,将图像资源以 jpg 格式输出的函数是( )。
A.
imagegif( )
B.
imagejpg( )
C.
imagepng( )
D.
imagebmp( )
【单选题】Alice, bent ______ losing weight, increased the time of exercise to three hours______ a time.
A.
on; in
B.
on; for
C.
with; for
D.
with; at
【单选题】We saw a _____ teapot in the museum. [ ]
A.
three hundreds years
B.
three-hundred-year-old
C.
three-hundreds-years
D.
three-hundred-years old
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