1. He _________(work) there for one year. He _________(work) there since last July. 2. He________ (live) in New York for 1 year. He________ (live) in New York since he left here last year. 3. He _______(not) _____smoke for a month. He _______(not) _____smoke since he had a cough. 4. I _______ (study) with this class for six months. I _______ (study) with this class since March. 5. We _____ (wait) for them for half an hour. We _____ (wait) for them since five thiry (now is six O'clock). 6. How long _______ you _______(feel) that way? I ______(feel) this way for a week. I ______(feel) this way since last Sunday. Past Simple or Present Simple Tense ?? SINCE or FOR ??? 3 7. How long _____ you ________(pratice)? I ______(pratice) for two hours. I ______(feel) since dinner. 8. How long ______ Cathy ________ (live) with the Smiths? She ______ (live) with them for 8 months. She ______ (live) with them since October. 9. How long ________ he _______ (teach) here? He _____ (teach) here for a month. He _____ (teach) here since last month. 10. How long ________ he _______ (drive) that car? He _____ (drive) that car for five years. He _____ (drive) that car since he graduated from college.