根据马克思的论述，货币发挥流通手段职能时的必要量等于()除以()。

A.待销商品总额，同名货币流通速度

B.待销商品价格总额，同名货币流通速度

C.货币流通速度，待销商品价格总额

D.同名货币流通次数。商品价格总额

改错。

下列各句中均有一处错误，请找出并改正在句后的横线上。

(       )1. Most of the boys is from America.                         __________

(       )2. Don't worry, and there are much time left               __________

(       )3. Our English teacher often asks us read English         __________

              in the morning.

(       )4. I like the boy what has straight black hair.                __________

(       )5. First, put it into the popper. Next turn in the popper.  __________