1. I worked last night.
2. You have helped.
3. She was reading this book yesterday since 7 o'clock.
4. They are helping now.
5. Hadn't he gone to the store by 7 o'clock?
6. Will Tom read this book tomorrow?
7. You won't be working tomorrow for 2 hours.
8. Were we helping yesterday at 2 o'clock?
9. Will Tom and Mike have read the book by 7 o'clock?
10. Haven't you been reading for 5 days?
11. Now she often works 2 hours a day.
12. They won't be reading at this time tomorrow.
1. He's not fixing the car now.
2. She has been talking about the car for 2 hours.
3. We did not disappoint the salesperson.
4. I will be painting the car for 2 hours tomorrow.
5. They had made life better by 2 o'clock yesterday.
6. I wanted to buy a car at 2 o'clock yesterday.
7. I won't have bought a car by 2 o'clock tomorrow.