分式方程去分母得:2x-1+1=3(x-2),
去括号得:2x-1+1=3x-6,
解得:x=6,
经检验x=6是分式方程的解.
信息发送者将信息译成接收者能够理解的一系列符号,如语言、文字、图表、照片、手势等,这属于沟通过程的()
A.信息源环节
B.编码环节
C.传递信息环节
D.解码环节
E.反馈环节
情景交际。
A: Hello, Wang Lin!
B: Hi, Han Mei!
A: What are you doing (1)______vacation?
B: I don't (2)______. What about you?
A: I'm going to Huang Mountain. I think it's a beautiful place.
B: Yes. I (3)______there last year. Who are you going (4)______?
A: My parents. B: Have a good (5)______.
A: Thank you.