Ex.8.3
1. I saw Tom yesterday but I haven't seen him today.
2. I read a newspaper yesterday but I haven't read it today.
3. Last year the company made a profit but this year the company hasn't made a profit.
4. Tracy worked hard at school last term but this term she hasn't worked hard at school.
5. It snowed a lot last winter but this winter it hasn't snowed a lot.
6. Our football team won a lot of games last season but we haven't won a lot of games this season.
Ex.8.4
1. Have you driven a car before?
No, this is the first time I've driven a car.
2. Have you played tennis before?
No, this is the first time I've played tennis.
3. Have you ridden a horse before?
No, this is the first time I've ridden a horse.
4. Have you been in London before?
No, this is the first time I've been in London.
