Переделайте предложения в PAST и FUTURE Example: You must switch on the radio. You had to switch on the radio. You`ll have to switch on the radio.
a) While mother is absent I must cook our dinner.
b) He must revise all the rules before writing the test.
c) We must discuss this question with the group leader.
d) You must write a business letter on one side of the paper only.
e) Everyone must leave hats and coats in the cloakroom.

a. While mother was absent, I had to cook our dinner.

While mother is absent, I will have to cook our dinner.

b. He had to revise all the rules before writing the test.

He will have to revise all the rules before writing a test.

c.We had to discuss this question with the group leader.

We will have to discuss this question with the group leader.

d. You had to write a business letter on the one side of the paper only.

You will have to write a business letter on the one side of the paper only.

e.Everyone had to leave hats and coats in the cloakroom.

Everyone will have to leave hats and coats in the cloakroom.

Объяснение: