Tense 15 Present Perfect Continuous Tense · by shorteng · in . · 1. They have been ….…. since high school. smoke smokes smoking None 2. We have not ….…....basketball since rainy season. play been playing playing None 3. Have they been ….…. homework? did doing do None 4. Linda ….…..English for 10 years. has teaching have been teaching has been teaching None 5. She has been working at Microsoft .….….. today 5 years ago for 5 years None Time's up