Open the brackets.Put the verbs into the present indefinite,the present continuous,the past indefinite,or the future

1. When did her son last help her about the house? 2. Bab sometimes does her homework early in the morning. 3. Why doesn\'t she keep to a diet every day? 4. My brother went in for jogging several years ago. 5. Why are they laughing at Jack now? 6. Her friends left China for India last month. 7. Why didn\'t he lock the door yesterday evening? 8. I will look through your work tomorrow. 9. Is Jane in love now?