Раскройте скобки, употребив глаголы в the Simple Past Tense: 1. He

Раскройте скобки, употребив глаголы в the Simple Past Tense:
1. He (to go) to a conference last month. 2. She (not to understand) the question. 3. University lecturers (to meet) first year students yesterday. 4. Language training for business (to become) very important. 5. We (not to know) what to say. 6. The secretary (to tell) us about the meeting. 7. The teacher (to select) grammar exercises suitable for the students' linguisticaptitude. 8. He (to plan) to practise pronunciation at the language laboratory. 9. The Greeks (to give) us the first of the true comedies. 10.We (to put forward) some new proposals.