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【简答题】
扣件式钢管脚手架立杆底部应设有垫板，垫板的规格应满足哪些要求？
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皮皮学刷刷变学霸
举一反三
【单选题】Just as no two words are truly synonyms, ______no two different expression, or ways of expressions, can mean exactly the same thing.
A.
so
B.
as
C.
that
D.
therefore
【单选题】Explaining complex theories in words proves that Einstein ______
A.
was an expert in organizing his ideas
B.
was good at condensing his thoughts
C.
believed that beauty existed in things
D.
had a good command of communication skills
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