Answer:
1. He meant to repair the scooter, but (didn't have, hasn't had, won't have) time to do it today.
2. Did you think you (have seen, had seen) me somewhere before?
3. She (has been, is being) cheerful since evening.
4. My sister (has changed, had changed) its appearance completely since 1990.
5. I (will, have) done.
6. The village (has seen, had seen) a lot of work today.
7. She jumped off the train while it (was arriving, had arrived).
8. I will give you a pleasant surprise when you (will least expect, least expect).
9. (Have you, Did you) finish your homework?
Step-by-step explanation: