某校八年级学生王刚与同年级的女同学杜妍家住同一村组,他两常常一起上学,回家,遇到难题杜妍也常问王刚,但不久杜妍发现,班里的一些同学看她的眼神发生了变化,什么“青梅竹马”等在班里传开了,你认为正确处理王刚与杜妍的关系,应该是( )
A:断绝交往,让流言消失
B:男女有别,尽量少交流
C:正常交往,坦诚相见
D:当着同学的面少接触,私下再多帮助
如图所示,导体框架的平行导轨(足够长)间 距d=lm,框架平面与水平面夹角θ=37°,框架的电阻不计,电阻R1=0.4Ω.匀强磁场方向垂直框架平面向上,且B=0.2T,光滑导体棒的质量m=0.2kg,电阻R=0.1Ω,水平跨在导轨上,由静止释放,g取 10m/s2,sin37°=0.6,cos37°=0.8,求:
从所给出的单词中选出合适的完成对话。
swim ride cousin What is
Tom: Hello, Peter. Who is that boy?
Peter: He is my____. He is my uncle's son.
Tom: What____ his name?
Peter: His name is Jim.
Tom: Can he____?
Peter: Yes, he can. He likes swimming.
Tom: Good! I like it, too.____about you?
Peter: No, I can't swim. But I can ____a bike.