1. I think I (to go) definitely for a walk this weekend. 2. Look at this! They (to build) a new factory outside town! 3. What (to be going) you to do this weekend? 4. I hope that my boyfriend (to cook) dinner tonight. 5. My house is very dirty. I (to clean) it tomorrow. 6. The lesson (to start) in ten minutes. 7. Their grandmother is in the hospital. They (to visit) her next weekend. 8. The exhibition on 18th century art (to open) next Saturday. 9. My grandma (to visit) us next week. 10. My brother (to play) football with his friends tonight.