1.They built a new school last year. 2.Mother had cooked pasta. 3.They were repairing my car when i came. 4.They will deliver the letter tomorrow. 5.They are renovating the church now. 6.They can complete the task by Monday. 7.They clean the house regularly. 8.They designed a new dress last month. 9.A famous artist has decorated this temple. 10.They must follow the timetable