C9 / Tenses : Exercises & Answer Key

Tenses : Concord & Sequence Exercises Answer Key: Exercise # 1(a): They came yesterday. I bought this house last year. I am the person who has saved your life. I shall call you when the lunch is ready. Dinesh will come if you invite him. I have been to Delhi recently. She is one of those persons who never tell a lie. She has been working in the office for two years. I went to the club last night. I wrote to him yesterday. Exercise # 1(b): I hoped that my friend would help me. Take care that you are not cheated. I have been knowing them for the last four years. The patient had died before the doctor arrived. Newton discovered the Law of Gravitation. I have been studying hard for the last three weeks. He has been suffering fever since Monday. I visited Shimla last summer. I am sorry I have not written that letter yet. His younger sister is dead. Exercise # 2: lives wins has have have are deserves is were am Exercise # ...