Present simple or present continuous?

My friend ________ his homework in the afternoon as a rule.

• does

• is doing

• do

• are doing

The river___________ very fast today — faster than usual.

• flows

• are flowing

• is flowing

• flow

My sister ___________ part in the competitions almost every weekend.

• is taking

• takes

• take

• are taking

The baby always___________ after dinner.

• is sleeping

• sleeps

• are sleeping

• sleep

You ___________that waiters are rude!

• is always complaining

• always complain

• are always complaining

• always complains

What books_______ you_______for your literature lessons?

• do you read

• is you reading

• are you reading

• does you read

What_______ you _________ now?

• do you read

• is you reading

• are you reading

• does you read

My sister __________ her homework now.

• are doing

• does

• is doing

• do

Don’t shout! The baby _________ .

• sleep

• sleeps

• are sleeping

• is sleeping

I __________English exercises twice a week.

• am writing

• write

• is writing

• writes