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【单选题】
与水能以任意比例混溶的有机溶剂有( )A.
MeOH
B.
n-BuOH
C.
Et2O
D.
AcOEt
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举一反三
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A.
a; a
B.
the; a
C.
the; the
D.
the; a
【单选题】The software is a popular tool in business, where it ______ and simplifies such procedures as budgeting.
A.
puts on
B.
puts forward
C.
takes after
D.
speeds up
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A.
is
B.
does
C.
will be
D.
has been
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A.
For what
B.
For him
C.
So what
D.
Why so
【单选题】Woman：The software is very user-friendly. Man：Yes，but is leaves something to be desired. Question：What does the man think of the software？
A.
It is of excellent standard.
B.
It is of very low standard.
C.
It has reached the expected standard.
D.
It does not reach the expected standard.
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