下列实验操作中,错误的是( ) A.点燃酒精灯 B.向试管里加入粉末状药品 发布时间:2017-05-16 16:38 │ 来源:www.tikuol.com 题型:选择题 问题: 下列实验操作中,错误的是( )A.点燃酒精灯B.向试管里加入粉末状药品C.给试管内的液体加热D.向试管中加液体药品
题型:选择题 Freddy made up his mind to enjoy his singing and to ________ as many happy experiences as he could.A.developB.accumulateC.calculateD.process 查看答案