Excuse me, will the plane for Beijing within an hour?—I’m not sure. You can go to the Information Desk for help.

Everyone should help save the planet. — Yeah. I’ve stopped ______ plastic bags when shopping.

I will go to the park_____they played basketball last week.

Boys, you ______ be sitting in this room. It is for your teachers only.

My hometown is no longer the same ______ it used to be.[ ]