几位同学学习了欧姆定律后,根据I=U/R,导出了R=U/I。于是他们提出了以下几种看法,你认为正确的是( )
A:导体电阻的大小跟通过导体中的电流成反比
B:导体电阻的大小跟加在导体两端的电压成正比
C:导体电阻的大小跟通过导体中的电流和加在导体两端的电压无关
D:导体两端不加电压时,导体的电阻为零
辨析题
财富越多的公民,享有的权利越多。
请运用所学政治生活知识对这一观点加以辨析。
I
⑴What's that in English? ____
⑵What color is the pen? ____
⑶How are you? ____
⑷Who's the girl? ____
⑸He's my brother, Jack. ____
⑹Is he your friend? ____
⑺Good evening, Bob! ____
⑻Where's your key? ____
⑼Are these Dale's cards? ____
⑽Have a good day! ____
II
A.Yes, they are.
B.I'm fine, thanks
C.On the book.
D.It's a ruler.
E.Good evening!
F.She is Kate.
G.No, he isn't.
H.It's black.
I.You, too.
J.Oh, I see.
1╳8=8 2╳8=16 5╳8=40 10╳8=80
5╳8=____ 4╳8=____ 5╳8=____ 6╳8=____ 5╳8=____ 7╳8=____
2╳8=____ 3╳8=____ 10╳8=____ 9╳8=____ 10╳8=____ 8╳8=____
0╳8=____ 1╳8=____ 2╳8=____ 3╳8=____ 4╳8=____ 5╳8=____
6╳8=____ 7╳8=____ 8╳8=____ 9╳8=____ 10╳8=____
①陈胜、吴广发动大泽乡起义 ②西汉建立
③秦始皇“焚书坑儒” ④汉武帝颁布“推恩令”