Пожалуйста помогите перевести глаголы в правильную форму...1.The new pump(to work) for 2 hours when we(to stop) it for examination. 2.We (to study) the properties of this material before we(to begin) to useit. 3.It (to rain) all day yesterday. 4.I usually(to meet) them near our office. 5.He(to be) here for half an hour before I(to come). 6.He hardly (to finish) his work,when somebody(to knock) at the door. 7.They (to work) at the laboratory from 10 till 12. 8.You (to visit) your granny yesterday? 9.Columbus and his sailors (to sail) for many days before they (to see) land. 10.By seven o`clock the wind (to blow) off the white snow from the trees. 11. At 5 o`clock in the morning she still(to write) the composition. 12.Ten years ago my friend (to study) at school. 13. I thought you (to work) here for 2 months. 14.He(to get) up, (to leave) the room , ( to go) into the street and then suddenly (to remember) thet he (to leave) the key on the table.