Present Simple or Present Continuous

Jack often ... (to wait) for me after classes. 

Jack ... (to wait) for his friend at the bus stop now. 

Linda and Kelly sometimes ... (to go) shopping on Saturday. 

It is Saturday and Linda ... (to go) shopping with her cousin Kelly.

We ... (to buy) fresh bread every day. 

I’m at the baker’s now and I ... (to buy) a big cake. 

The train ... (to arrive) at eleven o’clock. 

It is eleven o’clock and the train ... (to arrive) at the station.

Take your umbrella. It... (to rain) heavily. 

Den ... (not to sleep) now. He ... (to prepare) for his English test.