教材编写，教学，评估的依据是（） ["课程计划","课程标准","教学大纲","教科书"]
安装活塞销时应先将活塞加热到（）℃。 ["50","40","90","120"]
怎样组织外出实践活动？
Of the following sound combinations， only （） is permissible according to the sequential rules in English. ["kibl","bkil","ilkb","ilbk"]
齐纳安全栅的汇流条或导轨应作（）接地。 ["信号回路","本安","屏蔽","保护"]
细胞间质
