1. a) You had to listen to the tape recording of this text several times.
b) You will have to listen to the tape recording of this text several times.
2. a) You had to take your exam in English.
b) You will have to take your exam in English.
3. a) She could translate this article without a dictionary.
b) She will be able to translate this article without a dictionary.
4. a) We could not meet them at the station.
b) We won’t be able to meet them at the station.
5. a) The doctor had to examine the child.
b) The doctor will have to examine the child.
6. a) He had to work systematically if he wanted to know French well.
b) He will have to work systematically if he wants to know French well.
7. a) This child had to spend more time in the open air.
b) This child will have to spend more time in the open air.
8. a) I could not recite this poem.
b) I shan’t be able to recite this poem.
9. a) You had to take part in this work.
b) You will have to take part in this work.
10. a) He could not join the party because he was busy.
b) He won’t be able to join the party because he will be busy.
11. a) I could settle my own problems.
b) I shall be able to settle my own problems.