【名词&注释】
动词不定式(infinitive)、内分泌调节(endocrine regulation)
[单选题]下列选项中,不属于种群自动调节机制的是( )
A. 遗传诃节
B. 食物调节
C. 内分泌调节
D. 动物的领域性
查看答案&解析查看所有试题
学习资料:
[单选题]Some warm-blooded animals ______ hibernate.
A. need not
B. does not need
C. not need
D. do not need
[单选题]The chair looks rather hard, but in fact it is very comfortable to ______.
A. sit
B. sit on
C. be seat
D. be sat on
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