Underline the correct verb form.

1. I'm free tomorrow. (I'm not working/I won't work).

2. I've decided to go into town (I'll buy/I'm going to buy) some new clothes.

3. My sister can't come with me. (She works/She's working) tomorrow morning.

4. Who can I ask to go with me? I know! (I'm going to phone/I'll phone) Kate.

5. We can get the 8:30 bus. (We'll be/We're going to be) in town at 9:00.