1. I .......... Louisiana state University. A. am attending B. attend C. was attending D attended 2. He has been selling motorcycles ................................. A. ten years ago B. since ten years C. for ten years ago D. for ten years 3. Columbus ..................... America more than 400 years ago. A. discovered B. has discovered C. had discovers D. he has gone 4. He fell down when he .................... towards the church. A. run B. runs C. was running D. were running 5. We ............. there when our father died. A. still lived B. lived still C. was still living D. were still living 6. They ................ pingpong when their father comes back home. A. will play B. will be playing C. play D. would play 7. By Christmas, I ...................... for you for 6 months. A. shall have been working B. shal work C. have been working D. shall be working 8. I ............... in the room now. A. am being B. was being C. have been being 9. I ........................ to New York three times this year. A. have been B. was C. were D. had been 10. I will come and see you before I ................ for America. A. leave B. will leave C. have left D. shall leave 11. The little girl asked what .................. to her friend. A. has happened B. happened C. had happened D. would have been happened 12. John ............... a book when I saw him. A. is reading B. read C. was reading D. reading 13. He said he ................. return later. A. will B. would C. can D. would be 14. Jack ...................... the door. A. has just opened B. open C. will have opened D. opening 15. I have been waiting for you ................... A. since early morning B. for two hours C. since 9 a.m D. all are correct 16. My sister ..................... for you since yesterday. A. is looking B. was looking C. has been looking D. looked