Помогите пожалуйста выполнить задание!

I. Перепишите следующие предложения и переведите их на русский язык.
Определите в каждом из них видовременную форму и залог глагола.
1. The prime minister is often invited to various important events in different
cities.
2. The project of construction of a new skyscraper has been prepared on time.
3. There are only a few holidays which are celebrated all over the world.
4. International trade is always controlled by governments.