Б. Раскройте скобки и употребите глаголы в прно-
Долженном времени.
1) He (to deliver) a lecture at 12 o'clock yesterday.
2) He (to leave) the class-room when the bell rang.
3) She (to work) in the garden from 3 till 5 o'clock yesterday
4) He (to cross) thе ѕtrееt when I saw hiin.
5) The pig-tender (to feed) her pigs when it started to rain.
6) A group of American farmers (to stay) in our village frоin 2 till
7 yesterday