---Does the museum have a gift shop? I want to get something for my friend.

---_____________.

A．No, I’m sorry to say I’m still working for it

B．No, I need to see your passport

C．Yes. I think I saw one on the first floor

D．Yes, I do agree that it’s a good shop

如果将两种以上的食物混合食用，其食物中的蛋白质可以互相补充它所缺乏或含不足的（）。

A.无机盐

B.维生素

C.氨基酸

D.脂肪酸