--______ is my ID card? I can’t find it.--It’s under the bed.
You'd better spend as much time as you can________ Maths and English.
You should try your best to learn to swim ________ Tom.
Excuse me, you ________ open the door before the bus stops.
—Jack will go to Dalian for his summer holidays. How about you?—Sorry, I haven't decided ________.
—Mr Smith will check our homework this afternoon._______ you ________ it?—Not yet. I'm doing it right now.