IV,
1. fewer -> less
2. have enjoyed -> will enjoy
3. much -> many
4. encourages -> has encouraged
5. fewer -> less
6. but -> so
7. doctor -> doctors
8. like -> will like
V,
1. built
2. hasn’t lost
3. haven’t made
4. Have you ever met - sat
5. opens - closes
6. have lived - retired
VI,
1. It’s good for you to do physical exercises.
2. Jenny has worked as a singer for six years.
3. I haven’t read this book for three months.
4. What about having a walk before going to bed?
5. He has never gone abroad before.
6. If you sleep more, you will feel less stressed.
7. My brother plays fewer computer games than me.
8. When did you start studying art?
9. By going on a diet, you can keep fit.
10. Fruit is healthier than milk.
VII,
1. Janifer loves making pottery because it is challenging.
2. Kate wants to lose weight so she began to jog last month.
3. Eating fresh fruit is better for you than drinking fruit juice.
4. Jack started this hobby 2 years ago and he thinks he will continue it in the future.
5. So far they have provided evening classes for fifty children.
VIII,
1. one
2. you
3. and
4. not
5. make
6. have
7. with
8. or
IX,
1. A
2. D
3. C
4. B
5. B
