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【单选题】
溶原性细菌是
A.
带有毒性噬菌体的细菌
B.
能产生细菌素的细菌
C.
带R因子的细菌
D.
整合有噬菌体基因组的细菌
E.
带Vi的细菌
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参考答案:
举一反三
【简答题】先天愚型
【简答题】先天愚型最普遍的情形是 [填空(1)] 。A. 第二十一对染色体异常
【单选题】Be quick. __________ you’ll miss the early bus.
A.
and
B.
so
C.
or
【单选题】She explained why she couldn't leave for America, ___________ ?
A.
didn't she
B.
did she
C.
couldn't she
D.
could she
【单选题】The security judge was very _________ when she explained that the driving licence was necessary for her work .
A.
reasonable
B.
natural
C.
ridiculous
D.
available
【单选题】Is this the reason ________ she explained in the report for her success in the job? [     ]
A.
what
B.
that
C.
how
D.
why
【简答题】纸币是由国家发行并强制流通的( ),它代表贵金属货币执行流通手段职能。
【单选题】Be quick, ___________ you’ll miss the early bus.
A.
or
B.
and
C.
so
D.
but
【单选题】She explained it again to make herself _______ by the audiences.
A.
misunderstand
B.
misunderstood
C.
misunderstanding
D.
to misunderstand
【简答题】先天愚型最普遍的情形是()。
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