Помогите! Заполнить пропуски корректно времени
III. FILL IN THE CORRECT TENSE
1.I`m sure he _______(to agree) to show us how to use the Internet.
2.They _____(to open) the new computer library next week.
3.This time tomorrow I_____(to sit) my exams.
4.“I think I _____(to do) a design course at University,” Bill said.
5.The rock concert _____(to start) at 9.00.
6.I`m sure he _____(to buy) a new car by the time he graduates.
7.They _____(to be) married for thirty years this January.
8.I`ve bought some wood, I _____(to make) a new cupboard.
9.I can`t come with you this afternoon because I _____(to see) my aunt.
10. I _____(to sit) here for 20 minutes.
11. Tom _____(to work) since 10 o`clock.
12.Mary is tired because she _____(to work) in the garden.
13.How long they _____(to know) each other?
14.Sara looks upset. She _____(to cry).
15.I just _____(to finish) my work in the library.