填入适当的单词或词组，补全对话。

D: What's the   1   ?

W: I feel very weak. I can't do any work, Doctor.

D: Do you   2  ?

W: No, I don't have a headache.

D:   3   at night?

W: Yes, I sleep very well.

D:Do you   4   every morning?

W: No, I don't have breakfast. And I have only a little food for lunch and supper   5   I want to

      keep   6   .

D: Oh, I see. There's nothing   7  . You need to eat    8   food and have   9   meals a day. And

    do some   10   every day. Then you'll get better soon.

确定货架储位数量时，应首先明确商品的（）

A．数量及种类

B．动线流程

C．进货区

D．出货区