I didn’t believe it ________ I saw the ________ ending on the website.
Zhengzhou will be more and more convenient when Zhengzhou Subway_____ in two years.
Food safety is important. Rules must ________ stop people from food pollution.
Our headmaster isn’t in his office. I can’t find him anywhere. Did you notice him ______ the office?
You must keep your eyes _____, let’s begin the game.
Thanks for ________ the secret ________ me.