Fill in the gaps with the verbs in brackets in the correct tense. Explain your choices. Check in the Grammar Reference section.

1What are your plans for the weekend, Dave?
I .....(go) hiking in the mountains.
2It's really cold in here!
I ....(put) the heat on.
3I've got so many things to do to prepare for my skiing trip next week!
Don't worry. I..... (give) you a hand.
4When..... (you/be) free tonight?
I don't know. I'll call you when we.... (get) home.
5Why are you buying that guide about Antarctica?
I .....(visit) Antarctica next month!
6What time .....(the plane/take off)?
It ....(take off) at 8:15 pm.