Раскройте скобки , употребив глагол в нужной форме . Изберите правильную

Раскройте скобки , употребив глагол в подходящей форме . Изберите правильную форму глагола Past Simple или Past Continuous .
1. When the manager ( arrive ) the secretary ( type ) the contract .
2. The director ( receive ) the customers while the engineers (get through ) the draftcontract.
3. At this time yesterday Mr. Brown ( report ) to the Human Resources Departmentabout the survey results .
4. When we ( deliver ) these goods , Mrs. Grey from the Finance Department ( be incharge of ) accounting .
5. What you ( take up ) at yesterdays meeting when I ( phone ) you ?
6. While they ( dispatch ) their products , the Buyers ( ask ) them about urgentmeeting .
7. The inspectors ( examine) the equipment at the plant from 10 till 12 a.m..last Monday.
8. When a representative of our parent company ( come ) to the talks, we ( discuss ) thediscounts .
9. While the Research and Development Department ( think over ) the expansion ofe-business, we ( explore ) the e-market .
10. I ( wait for ) the retailer at 5 p.m. yesterday, but he ( not come ).