在图示电路的三根导线中,有一根是断的,电源、电阻器R1、R2及另外两根导线都是好的,为了查出断导线,某学生想先将万用表的红表笔连接在电源的正极a,再将黑表笔分别连电阻器R1的b端和R2的c端,并观察万用表指针的示数,在下列选档中,符合操作规程的是 ( )
What does your cousin look like? Is he tall or ?
He is tall. And he is strong.( )
A.shortB.thinC.longD.small
I often eat apples.
Me, too. apple a day keeps the doctor away.( )
A.AB.AnC.TheD./
Is this your brother's hat?
No, it isn't. The black one is .( )
A.hisB.himC.sheD.her
Hi, Bob._____?
I'm fine, thanks.( )
A.What's thisB.Where are you
C.Who's thatD.How are you
It took some photos with the new /ˈkæmərə/ on my birthday.( )
A.cinemaB.calendarC.cameraD.kilometer