A:2V
B:3V
C:1V
D:5V
What colour is it?
There ______ some beef in the fridge. Let's make some beef noodles.
下列有关物质的说法正确的是( )
A. Yes, I do.
B. Mr Li.
C. No, he isn't.
D. He's young.
E. Maths, Chinese and English.
看图列式。
____