1. What have I done to make you sad so much?

2. I have already quitted job when she join the company

3. He may not be able to eat dinner before his wife comes home.

4. Anna worked as an accountant for four years before she was promoted.

5. My sister had finished lunch by the time when I walked into the kitchen.

1.What have I done to make you sad so much?

2.I have already quitted job when she join the company.

3.He may not be able to eat dinner before his wife comes home.

4.Anna worked as an accountant for four years before she was promoted.

5.My sister had finished lunch by the time when I walked into the kitchen.