What do you need when you ....

句型:
What do you need when you ....(動 作) ?

Ex:

Q: What do you need when you drink water?

A: I need a cup when I drink water.

brush	(n) 刷子; (v) 刷	chopstick	(n) 筷子
toothbrush	(n) 牙刷	shampoo	(n) 洗髮精
toothpaste	(n) 牙膏	soap	(n) 香皂
tooth	(n) 牙齒 (單數) teeth (複數)	towel	(n) 毛巾
		gel	(髮型造型用的) 膠狀物質