To keep safe _______ an earthquake, you should remain at a spot in your room where nothing may fall on you.
—Do you know the tall man ______ to Mr King over there?—Sorry, I don’t know him.
On the bus, all the people except the driver ______ to talk and laugh during the journey.
It is believed that if an event is _______, it will surely ______ the readers of the paper.
If we are not _______ the progress we have made, we will have greater success.
_______ the class teacher’s repeated warnings, the boy was late for school again.