皮皮学，免费搜题
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搜题
【单选题】
根据方程,v达50%Vmax时的底物浓度应为( )Km。A.
0.5
B.
1.0
C.
2.0
D.
5.0
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皮皮学刷刷变学霸
举一反三
【单选题】Put these books ________ you can find them easily.
A.
when
B.
because
C.
where
D.
which
【简答题】Put these books back immediately ____ they belong.
【单选题】— Where can I keep these books? — Here is a box full of bananas. You can it and put the books in. [ ]
A.
throw
B.
empty
C.
sell
D.
bring
【单选题】They put these books ______ so the room looked neater than before.
A.
off
B.
in
C.
on
D.
away
【简答题】Put these books away on the shelf, please.(改为同义句) _____ _____ these books on the shelf, please.
【简答题】Put these books on the top of the others. ____
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