Вставьте в предложения has или have. 1.my sister has/have french since she left school. 2.john has/have tennis professionally for two years. 3. i am so tired because i has/have the house all day. 4. look at that man. he has/have there for half an hour. 5. she has/have non-stop since she got his letter. 6. they has/have since morning.