Why did Miss Wang look so worried when we saw her–Because she wondered _____.

________ everybody is present and everything isready , let’s begin our party .

Ok, class! Time is up! Please ________ your exam paper to the monitor!

May I remind you that a MrWang is waiting outside, sir?—Oh, that’s rightIabout it

Now more and more people have realized that drugs do great harm to people’s health and their families. — Quite true, so everyone should them.