1) Make the sentences interrogative and negative: a) I have to

1) Make the sentences interrogative and negative:

1. a) I have to take a taxi. Do I have to take a taxi? I dont have to take a taxi.
2. b) We are able to meet at 5 oclock. Are we able to meet at 5 oclock? We are not able to meet at 5 oclock.
3. c) You may do it yourself. May you do it yourself? You may not do it yourself.

2) Put the sentences in the Past and Future Tense:

1. a) You must tell us a story. You had to tell us a story. You will have to tell us a story.
2. b) We cant go together. We could not go together. We will be able to go together.
3. c) She may take the book. She might take the book. She will be able to take the book.

3) Use modal verbs or their equivalents:

1. a) May you do this work now? b) I have not to visit you next Sunday, because I have to meet my brother. c) As the weather was fine, we are able to go to the country. d) They can use a dictionary during their exam.