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【单选题】
下列有泵活动特点的叙述,错误的是A.
是一种Na+-K+依赖式ATP酶
B.
对Na+和K+的转运是同时进行的
C.
是维持细胞正常兴奋性所必需的
D.
分解一分子ATP转入3个Na+,移出2个K+
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皮皮学刷刷变学霸
举一反三
【单选题】If he doesn't know the word he can______in a dictionary.
A.
make it out
B.
look it up
C.
pick it out
D.
make it away
【单选题】The young man is upset because he doesn’t know how he can get it ______ to the pretty girl how much he loves her. [ ]
A.
across
B.
up
C.
down
D.
around
【简答题】国际移动用户识别码(IMSI)全长________位,其中前三位是国家码,中国的国家码是________;第四位和第五位是________。
【单选题】I am very surprised that even an expert on foreign affairs can know the painting is forgery. （）he can tell who painted it.
A.
However
B.
Otherwise
C.
Nevertheless
D.
Moreover
【简答题】中国的国家代码是( ),英国的国家代码是( ),德国的国家代码是( ),美国的国家代码是( ) 。
【单选题】The problem with Luis is that he doesn't know his ________—he just assumes he can do everything.
A.
limit
B.
limited
C.
limitless
D.
limitations
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