21 After they kill germs, antibodies stay in the body.A Right B Wrong C Not me

admin2020-12-24 35

问题

21 After they kill germs, antibodies stay in the body.

选项 A Right
B Wrong
C Not mentioned

答案A

解析倒数第二段倒数第三句就说到“致病菌被消灭以后，抗体仍存在体内”。

转载请注明原文地址:https://ti.zuoweng.com/ti/zgEQKKKQ

相关试题推荐

随机试题