—Couldn't agree more. Air costs ____, but we can't live without it.
—Of course. I bought some Dengying Beef for my parents.
—No problem, Ben. It's my pleasure to help people in need.
—I don't want to eat ____, Mum. I'm not feeling well.
Can you tell me your hometown?
—Yes. What about some warm milk?
—Maybe my family are going to ____ because of the hot weather in Zigong.