问题 单项选择题

咬字吐字属于十三辙中“中东”辙的是()。

A.要、跑、跳、小

B.回、归、给、美

C.孟、宁、龙、熊

D.康、江、想、黄

答案

参考答案:C

解析:中东辙是指韵母是eng、ing、ong、iong的字。

探究题

       中国古代有“秀才不出门,便知天下事”的说法,今天这种说法已经通过计算机网络变成了现实。结合所学知识,回答下列问题:

(1)计算机网络是哪次科技革命的成果?

                                                                                                                                                         

(2)这次科技革命主要在哪些领域展开?

                                                                                                                                                         

(3)这次科技革命有何特点?

                                                                                                                                                         

(4)你怎样看待中学生上网?

                                                                                                                                                          

单项选择题