RH血型系统哪个抗原的抗原性最强 A. C B. c C. D D. E E. e
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人类的染色体数目是（ ）条
A. 23
B. 52
C. 46
D. 48
多选正确答案ABC
A. 啊
B. 2
C. 3
D. 4
What is the main idea of this passage?
Anger should be dealt with in a proper way.
B. Different people deal with anger in different ways.
C. Doctors suggest dealing with anger by repressing it.
D. The best way to deal with anger is to laugh when angry.
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