— ________ is your new bike?
— I ________ about 900 yuan for it.
A:How many; paid
B:How much; paid
C:How much; took
反应A(g)+B(g)⇌C(g)+D(g)过程中的能量变化如图所示,下列说法正确的是( )
—So it is. It's made _______ grapes, and they can be made _______ many other foods.