1. Only after she _______ from a severe illness did she realize the importance of good health.      A. would recover          B. has recovered           C. had recovered           D. was recovering 2. The children _______ to bed before their parents came home from work.      A. were all going          B. had all gone              C. had all been going D. have all gone 3. Paul noticed a job advertisement while he _______ along the street.      A. was walking             B. would walk C. walked                                   D. had walked 4. I haven’t met him again since we _______ school ten years ago.      A. have left                   B. leave                         C. left                            D. had left 5. Mr Pike _______ for this company for more than thirty years, and he intends to stay here until he _______.      A. worked/retires                                                B. works/is retiring      C. has worked/retires                                          D. is working/will retire 6. When he _______ us to go in, we _______ outside the exam room for over half an hour.      A. let - are standing                                             B. let - have stood      C. let - had been standing                                   D. let - have been standing 7. When I _______ her, I _______ her your regards.      A. met/was sending       B. meet/will send          C. met/had sent             D. meet/sent 8. When we enter the room, our boss _______ for us here.      A. will wait                   B. will be waiting          C. was waiting              D. will be waited 9. When I got home I found that water _______ down the kitchen walls.      A. ran                            B. was running              C. has run                      D. had been running 10. Mike _______ his favorite program on TV when the lights went out.      A. was watching           B. is watching               C. watched                    D. watches