1 -How will people communicate in the future? -It's certain that people will use satellites.2 I can't go out to join you because I am expecting an important guest.3 The traffic police asked the eyewitness to describe how the accident happened.4 Nobody can exactly predict what the future holds in store for us.5 -Why are you back? -I have to ensure that you have left the house in safety.6 He is always so dreamy! It's time for us to bring him back to reality.7 Whatever is worth doing is worth doing well.8 The results of the study may indicate that there is a connection between air pollution and this disease.9 -How do you deal with this kind of letter? -I'll throw it away.10 -Why was she criticized? -The reason for it is that she had played a wrong part in the event.11 Grandmother was seriously ill and got weaker and weaker day by day.12 Having known for many years, they keep in touch with each other by irregular writing.13 With their help, the thief has completely reformed and proved to be a good fellow.14 -You mean the doctor has cheated you of much money? -Yes.I have spent so much money,but he couldn't even cure me of my cold.15 The President will come here in a few minutes and bring us some news of importance.
