Write these sentences. Use have/has , have not/has in their short

1) I dont know anybody who has not read this story. I dont know anybody who hasnt read this story. 2) Steve has become a very good doctor. Steves become a very good doctor. 3) Mum has not given me my lunch yet. Mum hasnt given me my lunch yet. 4) He has taken his little brother to the zoo. Hes taken his little brother to the zoo. 5) They have not eaten this food for a long time.  They havent eaten this food for a long time.