1. Young people must obey their parents .
2. Laura, you and the kids just have dinner without waiting for me.
I may work very hard today.
3. I would be delighted to show you round the factory.
4. Leave early so that you won't miss the bus.
5. Jenny's engagement ring is enormous ! It will have cost a fortune.
6. You should to write them today.
7. I hope I will find it.
8 . Unless he runs he will catch the train.
9. Will you be in Rome tonight ?
10. We will have time to help you tomorrow.
11. '' Shall you hand me that pair of scissors, please?”
12. Jeanette did very badly on the exam. She must have studied harder.
13. He was very lucky when he fell off the ladder. He could have hurt himself.
14. Marcela didn't come to class yesterday. She had an accident .
15. John still hasn't come out. He will be preparing everything for the trip now .
16. Thomas received a warning for speeding. He shouldn't have driven so fast.
17. The photos are black. The X-ray at the airport would damage them.
18. Tom didn't do his homework, so the teacher became very angry. He must have done his homework.
19. My car stopped on the high way. It may run out of car.
20. Robert arrived without his book. He could have lost .
21. There are seven creatures in the world.
22. London is one of the most interesting city I have ever visited .
23 . He sent me a symbol of world’s heritages.
24. I have never seen such a strange creature . It has green color and big eyes.
25. Vietnam is located in South East Asia .
26. It is exciting to explore this ancient palace
27 . Watching musicals is ( ko co ) in this country.