— ______is the cap?
— It's 5 yuan.
A:How much
B:How many
人体的结构层次是( )
如图所示,小灯泡L上标有“6V 3W”字样,闭合开关,小灯泡正常发光,电流表示数为2A.求:
What are you doing vacation?
下列说法正确的是( )