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【单选题】
已知某物体长8m,在打印好的图纸上量取对应的线段长度为20mm,则该图纸比例为( )。A.
1:50
B.
1:100
C.
1:200
D.
1:400
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反馈参考答案：
举一反三
【多选题】固体废物采样份样数(采样单元)的确定主要依据有:
A.
物料越不均匀，份样数应越多
B.
采样的准确度要求越高，份样数就应越高
C.
最小份样数可以根据物料批量大小查表获得
D.
一批固体废物采样份样数最少为1
【单选题】I can't remember _______ I put the book, and I need it for my homework now. [ ]
A.
where
B.
how
C.
what
D.
why
【简答题】旅游线路的概念
【简答题】旅游线路的概念
【单选题】I can't remember her name. It's on the ______ of my tongue.
A.
end
B.
point
C.
top
D.
tip
【单选题】I can't remember a single time that my parents explicitly told me I love you.
A.
clearly and exactly
B.
faintly
C.
euthusiastically
D.
woefully
【单选题】I can't remember my password! But I _____ written it in my notebook as sometimes I do that.
A.
must have
B.
may have
C.
couldn't have
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