补全对话，每空一词。（首字母已给出）

A: I'm thirsty. Let's ma banana milk shake.

B: How do you make that?

A: Oh, first pfour bananas.

B: Four bananas.

A: Yes. Then cthem up.

B: OK.

A: Now, pthe bananas and two teaspoons of sugar into the blender. Then pa glass of milk into the b．

B: Do we have enough milk?

A: Yes, we do. N ，t on the blender. F ，pour the bananas milk shake into a glass and d it.

B: Very good.