Ответ:
What are you doing now? I am writing a letter.
The student will a test from 9 a.m. till 1 p.m. next Tuesday.
My father does morning exercises every day.
Look! The puppy sleep.
He has not finished his homework yet.
Yesterday he get up at nine o'clock.
He will read newspapers tomorrow.
Kate always cooking dinner.
Columbus did not known that he had discovered America.
At this time yesterday they sat on the sofa and listened to music.