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I. Choose the best answer among A, B, C, or D.

1. When I last saw him, he _____ in London.

      A. has lived                       B. is living                   C. was living               D. has been living

      2. We _______ Dorothy since last Saturday.

            A. don’t see                       B. haven’t seen           C. didn’t see                D. hadn’t seen

      3. The train ______ half an hour ago.

            A. has been leaving           B. left                          C. has left                    D. had left

      4. Jack ______ the door.

            A. has just painted            B. paint                       C. will have painted    D. painting

      5. My sister ________ for you since yesterday.

            A. is looking                      B. was looking            C. has been looking    D. looked

      6. I ______ Texas State University now.

            A. am attending                B. attend                     C. was attending         D. attended

      7. He has been selling motorbikes ________.

            A. ten years ago                B. since ten years        C. for ten years ago     D. for ten years

      8. Christopher Columbus _______ American more than 500 years ago.

            A. discovered                    B. has discovered        C. had discovered       D. had been discovering

      9. He fell down when he ______ towards the church.

            A. run                                B. runs                         C. was running            D. had run

     10. We _______ there when our father died.

            A. still lived                      B. lived still                C. was still lived         D. were still living

     11. They ______ table tennis when their father comes back home.

            A. will play                       B. will be playing        C. play                         D. would play

     12. By Christmas, I _______ for Mr. Smith for six years.

            A. shall have been working      B. shall work       C. have been working    D. shall be working

     13. I _______ in the room right now.

            A. am being                       B. was being               C. have been being      D. am

     14. I ______ to New York three times this year.

            A. have been                     B. was                         C. were                        D. had been

     15. I’ll come and see you before I _______ for the States.

            A. leave                             B. will leave                C. have left                 D. shall leave

     16. The little girl asked what _______ to her friend.

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