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【多选题】
俯视图与()之间的投影规律是长对正。A.
三视图
B.
后视图
C.
主视图
D.
左视图
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皮皮学刷刷变学霸
举一反三
【单选题】酶的反竞争性抑制剂具有下列哪种动力学效应：
A.
Vm 减小， Km 减小
B.
Vm 不变， Km 增大
C.
Vm 增大， Km 不变
D.
Vm 减小， Km 不变
【单选题】—I'm afraid I can't afford the dress. I haven't got enough money. —You can get it for ___ , my little girl. [ ]
A.
less
B.
a little
C.
little
D.
least
【单选题】The line is engaged. I can’t _____ now.
A.
get on
B.
get along
C.
get through
D.
get down
【单选题】I can't tell you the exact time when I’ll get there ， maybe at eight or a nine or later. ______,I’ll be there as early as I can ．
A.
． anyhow
B.
． However
C.
． Thus D.Therefore
【单选题】I can’t tell you the exact time when I will get there. ____, I’ll be there as early as I can.
A.
No matter
B.
Anyhow
C.
Therefore
D.
Besides
【单选题】反竞争性抑制剂具有下列哪种动力学效应?
A.
Km值不变，Vmax.降低
B.
Km值不变，Vmax升高
C.
Km值减小，Vmax不变
D.
Km值减小，Vmax降低
E.
Km值增大，Vmax不变
【单选题】I really don't want to go to the party, but I don't see how I can ______ it.
A.
get back from
B.
get out of
C.
get away
D.
get off
【单选题】酶的反竞争性抑制剂具有下列哪种动力学效应
A.
使Vmax'不变，Km'增大
B.
使Vmax'减小，Km'不变
C.
使Vmax'减小，Km'增大
D.
使Vmax'减小，Km'减小
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