下列各句中，加点的成语使用正确的一项是（ ）

Could you please help me do homework this afternoon —_________ I will be free after 2:30 in the afternoon.

There were some chairs left over ________ everyone had sat down

He had to sell his luxury car, ________ his company was in debt

y God! So many students are comingout. How can you ____ your daughter—That’s easy. My daughter is wearing a redskirt today.