Practise the following according to the models.

Model 1: She used to help him a lot with his English.

Now she doesn't have to. He knows the language quite well.

1. I used to lose a lot of time to get to the office. — 2. When he was a student he used to work mostly in the library. — 3. She used to argue a lot on the subject. — 4. He used to copy a lot of documents by hand — 5. When she came to live in this country she used to ask a lot of questions -.

Model 2: Now I must think of such things but last year I didn't have to.

1. With this new job I must keep a lot of things in my mind, but a few months ago —. 2. Now we must get up very early but during our vacation —. 3. Now she must take a bus to get to the Institute but when she lived in the centre —. 4. Now he must help his parents but a few years ago —. 5. Now I must go to my dentist rather often but when I was your age —.

Model 1:

1. I used to lose a lot of time to get to the office. — Now I don't have to. I work much closer to my office.

2. When he was a student he used to work mostly in the library. — Now he doesn't have to. He has a lot of books and materials at home.

3. She used to argue a lot on the subject. — Now she doesn't have to. She understands that it is not worth arguing about.

4. He used to copy a lot of documents by hand. — Now he doesn't have to. He can use a computer and print the documents.

5. When she came to live in this country she used to ask a lot of questions. — Now she doesn't have to. She knows the country and the language quite well.

Model 2:

1. With this new job I must keep a lot of things in my mind, but a few months ago I didn't have to.

2. Now we must get up very early but during our vacation we didn't have to.

3. Now she must take a bus to get to the Institute but when she lived in the centre she didn't have to.

4. Now he must help his parents but a few years ago he didn't have to.

5. Now I must go to my dentist rather often but when I was your age I didn't have to.