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【单选题】
关于同工酶的叙述正确的是A.
酶分子的一级结构相同
B.
催化的化学反应相同
C.
各同工酶的Km相同
D.
同工酶的免疫学性质相同
E.
同工酶的理化性质相同
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举一反三
【单选题】This village ______ to be the place in which Ernest Hemingway，one of the greatest American writers，wrote this story.
A.
is believing
B.
is believed
C.
believes
D.
believe
【简答题】This village ______ (believe) to be the place in which Ernest Hemingway, one of the greatest American writers, wrote this story.
【简答题】企业发生收入往往表现为货币资产的流入，但是并非所有货币资产的流入都是企业的收入。 （ ）
【单选题】Our house is on the top of the hill, and in winter the winds ______ be pretty cold .
A.
can
B.
will
C.
would
D.
shall
【简答题】There are many ____ on friendship today. (press)
【简答题】1983年,———为北京景山学校题词:“教育要面向现代化,面向世界,面向未来”。
【判断题】In many countries there are constitutional or statutory protections pertaining to of the press.
A.
正确
B.
错误
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