Употребите глагол, стоящий в скобках, в простом прошедшем времени. Если нужно, используйте соответствующие обстоятельства времени:
1. Man (to begin) to study plants many hundred years ago.
2. Ann, Kate and Kester (to become) students last year.
3. Peter (to study) at the Moscow Foresty Techical Institute.
4. Yesterday Kate (to get) a lettr from her brother.
5. Kate's elder brother (to marry) in 1982.
6. When he ( to become) an engineer in agriculture, he (to work) on the farm.
7. Kate (to come) to the library an hour ago/ Pete (to meet) her in the reading room. Then they (to read) about plants in the Russian encyclopedia.
8. I (to be) in the reading room at that time too. Kate and Pete (to be) also there. They (not to see) me. I (to take) me books and (to begin to read) them.