11 The fire lasted three hours before the firefighters ran to the spot.
12 Yesterday’s newspaper covered a piece of news on a dollar’s worth of stamp.
13 Not until the meeting was over did he begin to teach us English.
It was not until the meeting was over that he began to teach us English.
14 Next time you come, do remember to bring a dictionary!
15 The instant I heard the news, I ran to the spot.
16 Long-term study has showed that all the animals can use their instinct when in emergency.