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【判断题】
不同来源DNA单链,在一定条件下能进行分子杂交是由于它们有共同的碱基组成。
A.
正确
B.
错误
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参考答案:
举一反三
【单选题】-- Is Sally in the classroo m? -- No. There _____ nobody in it. [     ]
A.
is
B.
are
C.
has
【单选题】一临产孕妇,突感头痛,恶心,相继发生抽搐,查血压为165/109mmHg,下肢浮肿。对此病人最适用哪种抗惊药
A.
地西泮
B.
水合氯醛
C.
苯巴比妥钠
D.
硫酸镁
E.
硫喷妥钠
【单选题】一临产孕妇,突感头痛,恶心,相继发生抽搐,查血压为165/110mmHg,下肢浮肿。对此病人最适用哪种抗惊厥药
A.
地西泮
B.
水合氯醛
C.
苯巴比妥钠
D.
硫酸镁
E.
硫喷妥钠
【简答题】Fill in the blanks with the words given below. Change the forms where necessary. 1) The government declared a state of _____________ because of the natural disaster. 2) It is ____________ impossible t...
【单选题】一临产孕妇,突感头痛,恶心,相继发生抽搐,查血压为22.0/14.6kPa,下肢浮肿。对此病人最适用哪种抗惊药
A.
地西泮
B.
水合氯醛
C.
硫酸镁
D.
硫喷妥钠
E.
苯巴比妥钠
【单选题】Sally has done her best these days, ________ ?
A.
hasn't she
B.
isn't Sally
C.
hasn't Sally
D.
isn't she
【简答题】This university was founded one hundred years ago.It has been ____________.
【判断题】直流电压下和交流电压下电介质中的能量损耗相同。
A.
正确
B.
错误
【单选题】Sally has been swimming ______ four hours.
A.
for about
B.
since
C.
about
D.
/
【单选题】—How do you get to school, Sally? —My home is only one hundred meters from the school, so I usually to school.
A.
take the subway
B.
go by taxi
C.
walk
D.
take the train
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