The train... (arrive) in London at 3:45pm.
The trains arrives in London at 3:45 pm.
The exhibition on 18th century art (open) next weekend.
The exhibition on 18th century art opens next weekend.
I am (meet) my friend this afternoon.
I am meeting my friend this afternoon.
She (join) us for lunch at my house.
She is joining us for lunch at my house.
We (plan/are planning) to meet at the airport.
We plan to meet at the airport.
...you (expect) to be late home tonight?
Do you expect to be late home tonight?
I am not available /(to go/going) to your party.
I am not available to go to your party.
