Recent research into aging suggests that the body’s defense mechanisms may lose

游客2025-05-10 35

问题 Recent research into aging suggests that the body’s defense mechanisms may lose the ability to distinguish what is alien.

选项 A、insane
B、infectious
C、foreign
D、poisonous

答案 C

解析 insane患精神病的，极度愚蠢的；infectious有传染性的，易感染的；foreign外国的，异质的；alien外来的，不同的。

转载请注明原文地址:https://www.tihaiku.com/zcyy/4069997.html

相关试题推荐

随机试题

最新回复(0)

Recentresearchintoagingsuggeststhatthebody’sdefensemechanismsmaylose