III. Complete the following sentences using simple past or present perfect forms. 1. He __________ at a bar when he was younger. a) worked b) has worked c) either could be used here 2. I __________ her since last Monday. a) haven't seen b) didn't see c) either could be used here 3. He __________ three years ago. a) has died b) died c) either could be used here 4. She __________ unhappy since she left her home. a) was b) has been c) either could be used here 5. They __________ the job last week. a) finished b) have finished c) either could be used here 6. They __________ started working yet. a) didn't b) haven't c) either could be used here 7. She __________ ill since last month. a) was b) has been c) either could be used here 8. Nobody __________ him since that fateful evening. a) has seen b) saw c) either could be used here