E.x 3:

1. Although she has plenty of money, she is very mean.

2. Though they have a car, they rarely use it.

3. Although he was innocent, he was sent to prison.

4. Even though he has a number of relatives living nearby, he never visits them.

5. Even though she never takes any kind of exercise, she is quite fit and healthy.

6. Although the keyboard wasn't working well, she tried to finish the letter.

7. Although the forecast said it was rain, it turned out to be a beautiful day.

8. I'm no better even though I've taken the bill.

9. The traffic was bad even though I arrived at the airport on time.

10. I didn't get the job though I had all necessary qualifications.

11. We enjoy the vacation although it rained a lot.

12. Though she felt sick, she went to work.

13. Even though I was really tired, I couldn't sleep.

14. Although he is very rich, he isn't happy.

15. She couldn't answer the question though she is very intelligent.