Let’s have a game of tennis; the loser has totreat the other to a hot dog.— .

I never forgot the meaning _____ the little empty box set on my desk.[ ]

Go down this street and turn_____/left/.You will see a library in front of you.

Do you have a pen—Yes, I do.

On the National Day, up _____ into the air. Then the crowed cheered.