II.
1. Jeans are sold all over the world.
2. This exercise must be done carefully.
3. Jean cloth was made completely from cotton in the 18th century.
4. The problem can be solved.
5. Rice is grown in tropical countries.
6. Experiments should be stopped on animals.
7. Five million bottles of champagne will be produced in France next year.
8. Life on another planet might be found.
9. A new style of jeans have just been introduced in the USA.
10. All the schools in the city have to be improved.
11. Two department stores have been built this year.
12. A new bridge is going to be built in the area.
IV.
1. She said she were happy to see me.
2. Tom said this birthday cake were delicious that day.
3. My sister said she loved these roses.
4. He said he were having a wonderful time there.
5. Mr. Chi said he would go to Hue the next day.
6. They said they had to leave then.
7. She asked him if he liked pop music.
8. Tom asked Mary where she lived then.
9. They asked he how old she were.
10. They asked me if my school were near here.
11. They asked him what the name of his school were.
12. She asked me if I went to school by bicycle.
13. She asked him which grade he were in.
14. He asked me if I could use a computer.
15. She asked him why he wanted that job.
16. They asked her when her school vacation started.