1 In the past people go to work on horseback or cart. In the future people fly to work.
2 Yes, student, you go to the toilet now.
3 Paul's flight took 12 hours. He be exhausted after such a long flight.
4 He prefer to stay in his hotel tonight for some rest.
5 His English accent is perfect. He be a native.
6 You wait if you don't want to.
7 You smoke in a food shop. It's against the law.
8 I tell her the truth? If I were you, I do it right away.
9 What you do? I speak 4 languages, use a fax machine and computers.
10 Susan arrive tomorrow from New York, but I'm not certain. She asked me if she stay there for a few more days.
11 I borrow your car for the weekend? No way! You don't have a driving licence.
12 You eat so much fat. Eat fresh food instead!
13 All my students revise and do lots of exercises to be able to pass English. do all the exercises in the workbook? No, they needn't do all of them.
14 The senior secretary said the president be home before 7, but I doubt it.