Exercise 3: Give the correct tense form of the verbs.
1. I feel really tired. I think I (go)________ to bed.
2. Mr. Potts (sell)________ this house.
3. Our neighbors (spend)________ their next holidays in the Caribbean.
4. My husband (build)________a tree house for the kids.
5. I (tell/not)________ the secret.
6. We (invite/not)________ him to our party.
7. Her parents (lend/not)________ her any money.
8. I've already decided. I (buy)________ a new car.
9. Helen (change)________ her hairstyle.
10. His father (not help) ________him with the cooking.