Read and choose. 1. A nurse...wear a uniform at work. a)has to b)have to c)don't have to 2. Linda...walk the dog in the evening. a)don't have to b)does have to c)doesn't have to 3. We...wear warm clothes in the winter. a)have to b)has to c)doesn't have to 4. Peter...play the violin every day. a)have to b)has to c)don't have to 5. "Does Tim have to work at night?" "...." a)yes, he doesn't b)no, he does c)no, he doesn't 6. You...help me. I'm ok. a)haven't b)don't have to c)doesn't have to 7. ...work on Saturday? a)I have to b)do I has to c)do I have to 8. Jim has to...the dishes after dinner. a)wash b)washes c)washing

Вот правильные варианты с короткими пояснениями:

1. A nurse has to wear a uniform at work. — a) has to
   Для третьего лица ед. числа (a nurse = she/he) — has to.

2. Linda doesn't have to walk the dog in the evening. — c) doesn't have to
   Отрицание с doesn't, после него — базовая форма have to.

3. We have to wear warm clothes in the winter. — a) have to
   Множественное число — have to.

4. Peter has to play the violin every day. — b) has to
   Третье лицо ед. числа — has to.

5. — “Does Tim have to work at night?” — “No, he doesn’t.” — c) no, he doesn't
   Короткий ответ в отрицании: No, he doesn’t.

6. You don't have to help me. I'm ok. — b) don't have to
   Нет необходимости — don’t have to.

7. Do I have to work on Saturday? — c) do I have to
   Вопрос в Present Simple: Do + I + have to.

8. Jim has to wash the dishes after dinner. — a) wash
   После has to идет базовая форма глагола — wash.

Итог: 1a, 2c, 3a, 4b, 5c, 6b, 7c, 8a.