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【单选题】
用下列何法水解可以得到原生苷元( )A.
0. 02~ 0.05mol/L HCI
B.
3%~5% HCI
C.
2% NaOH水溶液
D.
NaHCO3水溶液
E.
2%KOH醇溶液
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皮皮学刷刷变学霸
举一反三
【单选题】when you want to talk to your teacher ,you should _ _ first.
A.
called to her
B.
called up her
C.
call her up
D.
called her up
【单选题】If you want to talk to your teacher,you should _____ first. [ ]
A.
called to her
B.
called up her
C.
call her up
D.
called her up
【简答题】If he is determined to do something, he will do it____what other people will say.
【单选题】If he is determined to do something, he will do it what other people will say.
A.
to this day
B.
in attendance
C.
regardless of
D.
up to
【单选题】When I attended a meeting in Beijing I ___ my old teacher’s house.
A.
called on
B.
called at
C.
visited at
D.
visited on
【单选题】If he is determined to do something, he will do it _____ what other people will say.
A.
regardless off
B.
without regard
C.
without regardless
D.
regardless of
【简答题】If he is determined to do something, he will do it regardless ( ) what other people will say
【单选题】What does a person need to do if he is determined to get his finances in order?
A.
He must eat less and take less debt.
B.
He has to follow certain discipline, work hard and make tough choices.
C.
He should save money every minute.
D.
He is supposed to be aware of the importance of shaping one's body.
【单选题】My teacher______to beijing three times today. a. called b. had called c. has called d. is calling
A.
called
B.
had called
C.
has called
D.
is calling
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