不属于烟碱样作用的中毒表现是哪项
A.心律失常B.肌力减退C.瞳孔缩小D.呼吸肌麻痹E.肌痉挛
参考答案:C
解析:烟碱样中毒表现:肌束颤动、肌力减退、肌痉挛、呼吸肌麻痹。
—What's your father?
—He's a teacher. He math at a school. [ ]
A. teaches
B. taught
C. will teach
D. has taught
分数的分子和分母都扩大或缩小相同的倍数,分数的大小不变.______.(判断对错)