【简答题】数据传输方式按数据传输的同步方式可分为 和 。
【判断题】(2)改变氧化还原反应条件是点对的电极电势增大,就可以使氧化还原反应按正反应方向进行。( )
【单选题】---Mum, ______ is my friend, Kate. ---Nice to meet you.
【单选题】—Mum, ______ are my friends, Jim and Tom. —Nice to meet you. [ ]
【单选题】--what is Mum cooking in the kitchen? ' --Fish, I guess. How nice it !