exercise 3.complete the sentence with the present simple or present progressive form of the verb in brackets. 1.i.............(look) for jack. do you know where he is ? 2.you...............(know) a lot about computers. 3.they...............(do)maths homework now. 4.mark often..............(play)tennis at the weekend. 5.just a minute ,i can't hear you.i................(listen)to the radio. 6.bob................(watch) the news on tv every morning. 7.be quiet ! the children..............(study) in the room. 8.mark..............(not do) homework on saturdays. 9.wake up !the teacher............(ask) you a question. 10.we................(not work ) at the moment .we're on a break. 11.mark...............(not go )to school on friday afternoon. 12.look! the cat ..................(eat) your breakfast. 13...............(you/study)it at school? 14.john................(not listen ) to music , he ...............(play) a computer game at the moment. 15. put on a raincoat.it............(rain).it....................(rain) a lot in summer. 16. where are the children ?-they...............(read)books in the library. 17...........your sister (listen)..................to music in her free time ? 18.minh usually (do)...............his homework in the evening. 19.our school (be)........surrounded by mountains. 20.my brother (like)..............maths but he (not like)................english.