【简答题】机器和机构的区别在于_____能完成能量和信息的转换,或完成机械功,但_____不能完成。
【简答题】填空 l. I want _____( go) to play football. 2. I know she's not _____( go) to get into trouble. 3. Why _____( not tell) him the fact? 4. —Let's go _____( shop). —No,not today. 5. —Shall we_____( talk) a...
【判断题】微观经济学是一种研究人类选择行为的基础科学。()
【简答题】列表比较药物、化妆品和药妆品之间的区别。