Isn’t watching; is sleeping, is
Isn’t cooking; is talking, cooks
Am not drinking; am writing;
Don’t drink; drink
Is your friend doing; does your friend go;
Is sleeping; sleeps;
Doesn’t work
Isn’t sleeping now
You are happy,aren’t you?
He has already written his essay,hasn’t he?
They won’t go to the circus,will they?
He was at home yesterday,wasn’t he?
They have been playing football for 2 hours,haven’t they?
She isn’t riding her bike now,is she?
Its the first time Nick got a bad mark. Liza has just written 2 letters. I have recently repaired the car. Look. Somebody has eatten all sweets. They played tennis 2 hours ago. Peter played tennis 3 times a week. How many books have you read lately? When did they live here? How many fish did she cought last weekend? They prepaired for the test last month. Jane didnt travel around Europe last september. Max has visited 7 counties since July. I didnt know this rule a year ago. Mary has just called me. I have never traveled by ship.