The snowstorm in our city last week (1) (be) not a large one, but it ( (cause) many accidents. the snow (3) ) to come down in the late afternoon. i (4) (see) it through the window of the office where i ( (work) as a secretary. it (6) (snow) for an hour when i (7) (start) to drive home. the cars (8) ) slowly because the road was dangerous. it was slippery snow that (9) (freeze) when it (10) (hit) the roads. police cars (11) ) the traffic regularly. i (12) (drive) for twenty minutes when the accident (13) (happen). my heater (14) (not work), and the snow (15) ) on my window, so i couldn’t see well. i (16) ) to clean my window every few minutes. i (17) (just start) the car again when my tires (18) (start) to slip. the car (19) (slip) onto the side of the road. when it (20) (hit) the hill, it (21) over) and (22) (stop). i (23) (feel) and (24) (look) if i (25) (hurt), but i was not. i (26) (drive) quite slowly, and luckily i (27) (wear) my seatbelt. it was very quiet, with just the sounds of music and falling snow; i (28) (play) the radio while driving. soon the police (29) (come) and i (30) (be able) to reach home in another hour. out of 30 ,

The snowstorm in our city last week (1) (was) not a large one, but it ( (caused) many accidents. the snow (3) ) to come down in the late afternoon. i (4)  (saw) it through the window of the office where i ( (work) as a secretary. it (6) (had been snowing) for an hour when i (7) (started) to drive home. the cars (8) driving) slowly because the road was dangerous. it was slippery snow that (9) (was freezing) when it (10) (hit) the roads. police cars (11) /were checking) the traffic regularly. i (12) (had been driving) for twenty minutes when the accident (13) (happened). my heater (14) (did not work / was not working), and the snow (15) freezing) on my window, so i couldn’t see well. i (16) ) to clean my window every few minutes. i (17) (had just started) the car again when my tires (18) (started) to slip. the car (19) (slipped) onto the side of the road. when it (20) (hit) the hill, it (21) over) and (22) (stopped). i (23) (felt) and (24) (looked) if i (25) (had been hurt), but i was not. i (26) (had been driving) quite slowly, and luckily i (27) (was wearing) my seatbelt. it was very quiet, with just the sounds of music and falling snow; i (28) (had been/was playing) the radio while driving. soon the police (29) (came) and i (30) (was able) to reach home in another hour.

1if you gave it a try, you would become a real professional. 2 she would send for the doctor if she knew you were ill. 3 what would you do if it was/were your last day? 4 if i had thought about threats, i wouldn't have taken the credit. 5 the scientists would have told about the serious problem if they had found a way out.