PC机的标准串口为()。 A.RS485 B.RS422 C.RS232 D.RS4 发布时间:2018-09-17 14:56 │ 来源:www.tikuol.com 题型:单项选择题 问题: PC机的标准串口为()。A.RS485B.RS422C.RS232D.RS486
题型:单项选择题 Lin Shuhao put all his effort _____ basketball training and _____ great progress at last.A.into; made a B.to; madeC.into; madeD.to; made a 查看答案
题型:单项选择题 A drowning man will_________ anything that may save his life. [ ]A. seize B. snatch C. grab D. hold 查看答案