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【单选题】
中枢免疫器官与外周免疫器官的区别是
A.
中枢免疫器官是T细胞分化成熟的部位
B.
外周免疫器官是B细胞分化成熟的场所
C.
中枢免疫器官是免疫细胞分化成熟的部位,而外免疫器官是免疫细胞定居及发生免疫应答的场所
D.
外周免疫器官是T细胞分化成熟的场所
E.
中枢免疫器官是B细胞分化成熟的场所
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参考答案:
举一反三
【单选题】Man: Our play last night was a great success. Woman: Yes. But if David had remembered all his lines, his performance would have been more natural. Question: What does the woman mean?
A.
David performed less naturally when he remembered his lines.
B.
David performed more naturally by remembering his lines.
C.
David didn't perform. naturally because he forgot some of his lines.
D.
David will perform. more naturally.
【单选题】以1978年中共十一届三中全会为标志,中国进入了什么历史新时期?
A.
文化大革命
B.
改革开放和社会主义现代化强国建设
C.
改革开放和社会主义建设
D.
改革开放和社会主义现代化建设
【单选题】吸痰时每次抽吸的时间一般不超过
A.
3秒
B.
5秒
C.
10秒
D.
15秒
【单选题】乳呈现黄色的原因是 (    ) 。
A.
牛吃的干草是淡黄色的
B.
其中有脂肪
C.
其中含有少量叶黄素
D.
其中酪蛋白胶束对于光的散射
【简答题】Types of Plosion Practice.pdf 1.Read the following words: battle active obtain abduct factor midnight advance bundle purple September success abstract 2.Read the following phrases: a good show middle ...
【单选题】鲜牛乳呈现深黄色,可能是因为()的原因。
A.
细菌污染
B.
掺入了牛初乳
C.
有炎症
D.
被氧化了
【单选题】请根据短文内容,回答题。 The Making of a Success Story IKEA is the world&39;s largest furniture retailer, and the man behind it is Ingvar Kamprad, one of the world&39;s most successful entrepreneurs. Born in Swed...
B.
his father's reward for his school performance.
C.
large profits from selling things.
D.
his school's support.
【简答题】______have a particular feature, quality, etc. naturally 2.______a problem that delays or prs progress, or makes things worse than they were 3.______think about sth. profoundly 4.______finally, i...
【单选题】吸痰时每次抽吸的时间一般不超过
A.
3秒
B.
5秒
C.
10秒
D.
15秒
E.
20秒
【单选题】采用多振元组合发射的优点是便于实施对波束的( )和多点动态聚焦
A.
光学聚焦
B.
声学聚焦
C.
电子聚焦
D.
组合聚焦
E.
解焦
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