Не is to go to the Far East on business.When are we to visit the laboratories of the Institute?He has to investigate a series of accidents that have occurred in the locality during the last three months.We had to find a safe place for the pictures.I shall have to take a local train.You should follow all the important scientific researches in your field.He was allowed to use the mobile equipment.You needn't keep your activities in secret.You can see this old film in one cinema only.The talks were to be attended by the representatives of fifteen European countries.
