Упр.3 Unit 3 Секция 2 Рабочая тетрадь 1 ГДЗ Enjoy English 11 класс

a)

contain an innovative idea
achieve the goal
inspire other researchers
construct buildings and bridges
be ahead of their time
run over the budget
run behind schedule

b)

1. This project contains an innovative idea.
2. We achieved the goal.
3. His speech inspired other researchers.
4. They constructed buildings and bridges.
5. The invention was ahead of its time.
6. The costs ran over the budget.
7. The work ran behind schedule.