Поставьте предложения в прошедшем времени.
1.Yesterday it (be) rather cold.
2.We (have) six lessons two days ago.
3.Did they (go) to the South last summer?
4.They (go) to the skating-rink every week last winter.
5.It (snow) very often last week.
6.My sister (take care) of the flowers.
7.Did you (see) your friends yesterday.
8.Many pupils (to be) late for their lessons yesterday.
9.It (be) half past three, and they (to be) very hungry.
10.He (not help) an old woman with her heavy bag.
11.Where did they (go) yesterday?
12.Who (speak) with you?