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【判断题】
凡由硅酸盐水泥熟料、0~5%石灰或粒化高炉矿渣、适量石膏磨细制成的水硬化胶凝材料称为硅酸盐水泥。( )A.
正确
B.
错误
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举一反三
【单选题】•3、It gets darker and darker in the sky ____ it’s going to rain. •
A.
Since
B.
when
C.
as if
D.
as though
【单选题】—May I listen to music here, Mr White? —Sorry, you'd better _____ it like that. [ ]
A.
not to do
B.
not do
C.
don't do
D.
not do to
【单选题】It gets darker and darker in the sky ____ it’s going to rain. •
A.
Since
B.
when
C.
as if
D.
as though
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