It’s very hot here. Why not _______ your coat?

Is there anything wrong, Tom? You look sad.- Oh. nothing much. In fact, I_______ of my friends back home.

Could you give me some on how to learn English ?— Sure. Practice makes perfect.

Are you going to buy a camera? —–Yes. But there are so many kinds that I can’t decide __________ to buy.

My brother is _______ homework. He often ______ homework at homework.