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【简答题】
比较下列化合物碱性强弱:( )>( ) >( ) 。
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皮皮学刷刷变学霸
举一反三
【单选题】Greenspan is aware of these problems, but he doesn't seem to believe there was any way he could have done__________ about them.
A.
anything
B.
something
C.
nothing
D.
everything
【单选题】He doesn't seem to be able to do it,______I thought he could.
A.
though
B.
since
C.
if
【简答题】定密监督的方式主要包括()。 A.定密检查 B.法定定密责任人的监督 C.定密统计 D.定密核查
【简答题】请解释同密和多密模式。
【单选题】He doesn't seem to be able to ______ any interest in his studies.
A.
make up
B.
work up
C.
turn up
D.
use up
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