Написать последующие предложения во временах Past Simple и Future Simple: a)

Эти предложения во временах Past Simple и Future Simple будут смотреться так:

a) Learning foreign languages was very important in our life. (Past Simple). Learning foreign languages will be very important in our life. (Future Simple).

b) Diplomats, managers and customs officer learnt foreign languages. (Pat Simple). Diplomats, managers and customs officer will learn foreign languages. (Future Simple).

c) He didnt know Spanish. (Past Simple). He will know Spanish. (Finite Simple).