Пожалуйста помогите поставить глаголы в правильной форме
1)When the police ( to arrive ) the car (to go) .
2)They (to eat everything by the time I (to arrive) at the party.
3)By that time we (to come) to an agreement.
4)The didn`t like the house , even though they (to live) there for years.
5)We (to work) for about 4 hours when I (to realize) that something was wrong.
6)I (to write) the letter. I (to try) to write it for weeks.
7)I (to walk) down the street yesterday when I (to see) a man.
8)She (to stand) at the bus-stop when it (to start) to rain.
9)The police picked him up when he (to break) the rules.
10)When the phone rang, he ( to answer)
11)When the phone rang, he (to wash) the dishes.
12)He (to drive) when he (to have) an accident.
13)The accident (to happen) while I (to go) to work.
14)She (not to write) to us yet.
15)I (to see) at once . She never (to look) so helpless.