1. Tom ......................... his hand when he was cooking dinner. ​A. burnt​​ B. was burning​​ C. has burnt​​ D. had burnt 2. Everything is going well. We ....................... any problems so far. ​ A. didn’t have​ B. don’t have​ C. haven’t had​​ D. hadn’t had 3. Jane .................................... just a few minutes ago. ​ A. left​​ ​B. has left​ ​C. leaves​​ D. had left 4. I ……………………Kate since Christmas. ​A. haven’t seen​​ B. hasn’t seen​​ C. don’t seen​ D. didn’t see 5. He has worked for this company ......................... many years. ​ A. since​ ​B. for​​ ​C. in​​​ D. at 6. When I entered the room, everyone _____________. ​A. has been dancing ​B. was dancing ​ C. had danced ​D. danced 7. We have been living here………...1990 A. for B. from ​ C. since​ ​D. during