In the dark forests ______.Some large enough to hold several English towns. A. stand many lakes B. lie many lakes C. many lakes lie D. many lakes stand 答案:B下丘脑在人体生命活动过程中有重要的作用,下列分析不正确的是
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A.a引起下丘脑分泌①促甲状腺激素释放激素
B.b引起下丘脑分泌②抗利尿激素
C.c引起下丘脑分泌③胰高血糖素
D.d引起下丘脑产生④电位变化