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【单选题】
In addition, the packing is light ________ weight and therefore easy to handle.A.
to
B.
in
C.
at
D.
for
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反馈参考答案：
举一反三
【单选题】_________ is my friend, _________ name is Tom. [ ]
A.
She; Her
B.
Her; She
C.
He; His
【单选题】My close friend felt unhappy, I wanted to send her a(an) _______ card to cheer her up, but there was ______ left in the shop.
A.
red, anyone
B.
blue, no one
C.
orange, none
D.
white, nothing.
【单选题】特征线提取出来后,可以用标准格式如()文件输出到通用CAD三维造型软件中,作为建立CAD模型的基本特征,以此重建待测物体的三维CAD模型,从而达到逆向工程的最终目的。
A.
dwg
B.
IGES
C.
prt
D.
stl
参考解析：
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