The light in his office is still on. Do you know _______—To prepare for the material(材料) the meeting will need tomorrow, I think.

________are in the same class. We are good friends.

I bet you’ll look cool and feel cool ________

Police: What’s in your walletOwner: There some money and two tickets for today’s e-sports competition.

Why ________ you always play the piano at midnight? [ ]