【简答题】细菌的耐药性机理有哪些?如何避免抗药性的产生?
【简答题】请听一段对话,回答第1至第2小题。 1. What does Mike want to do? A. Go bike riding. B. Go shopping. C. Go swimming. 2. What is Molly going to do tomorrow? A. Clean the room. B. Have a piano lesson. C. Do the dishes.
【单选题】What does Mike want to draw? A. Birds. B. Flowers. C. Monkeys.
【判断题】按照测量方法,电工仪表主要分为直读式仪表和比较式仪表。
【单选题】( )有关真菌生长特性的叙述,正确的是: