Раскройте скобки и поставьте глаголы в правильную форму: 1. he (to call) the british firm from 10 till 11 o’clock tomorrow. 2. my secretary lost the keys when he (to walk) in the park. 3. when the personnel manager (to come)? - he (to come) 10 minutes ago. 4. our export manager (to learn) english before he entered the university
2.walked
3.came .came
4.learnt или learned