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【判断题】
无菌动物不一定来源于剖腹产或无菌卵的孵化。所以无菌动物适合于作一些特殊的研究试验，如微生物学寄生虫学研究、免疫学研究、肿瘤学研究、老年学研究、营养学研究、放射医学研究、心血管疾病研究、毒理和药理学研究等。A.
正确
B.
错误
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【简答题】They didn't enjoy .
【简答题】China has changed people's life with its high-speed rail. Chinese people didn't enjoy 1 . (them) for t r aveling tens of hours by train in the past, but their feelings have changed since they got the ...
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【简答题】你认为中国传统文化下农历的哪一天最应该被定为中国的感恩节?A. 除夕 B. 清明节 C. A. 九月初九日
【简答题】A．They had a better time than the other guests of the party. B．They didn't enjoy the party because they didn't like the food and drinks provided by the hostess. C．They enjoyed the party very much beca...
【单选题】1971年7月15日,阿尔巴尼亚、阿尔及利亚等15个代表国家代表向时任联合国秘书长吴丹提议,要求将恢复中华人民共和国合法席位的提案列入第26届联大议程,之后提案国家增加到23个,这23国的提案被联大采纳,又被称为( )。
A.
两阿提案
B.
23国提案
C.
26国提案
D.
15国提案
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