Put the verbs in the correct tense form:

1. Mary and Tom (to drink) coffee at 8 a.m. yesterday.
2. We (to walk) when it started to rain.
3. He (to feed) his cat twicw a day.
4. Look! I (to buy) a new digital camera.
5. He (to work) here for over ten years.
6. You (to read) this book yet?
7. I'm sure she (to be) home soon.
8. Kate (to water) the flowers in the garden when she (to hear) a strange noise.