Correct form of the verbs

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II. correct form of the verbs
1.The doorbell (ring)..
2. How fast you(drive)..
3.Ann and Susan (make).......
..while Tom (watch)..
..when the accident (happen)..
.......dinn er when Martin (arrive)...
4. The light (go)out when we (have)...... .........dinner, but it (come)..
about ten minutes.
5.It suddenly (begin)...
6. What you(do).
I (work).
7.It (be).......
..to rain while Laura (sit).......
....this time yesterday?
T.V.
..home.
..on again after
in the garden.
on the computer.
....cold when we (leave)...............the house that day, and a slight snow
(fall)......
8. When I last (see).........them they (try)..............to find a new house near their work.
9.I (walk)...
...along the street when I suddenly (feel)something hit me in the back. I
...what it was.
...in the sky.
(not/know).....
10. When we (drive).............down the hill, a strange object (appear).