1.16 1. i wasn’t very' well yesterday, but i feel much better today. 2. after shower i with a towel. 3. he tried to study, but he couldn’t . 4. i’m going to the cinema with george this evening. we’re meeting at the station at 7.30. 5. you’re always in a hurr\'. why don’t you sit down and relax? 6. there was no water, so we couldn’t wash ourselves.

2. after shower i dried myself with a towel

3. he tried to study but he couldn’t concentrate

2 my parents     are\are not                              from pragua/

3 we    are\are not         in school now.

4 my bags      are\are not                yellow.

5 my friends and i              are\are not          from england.

6 it                is\isn't        very cold today.

7 i      am\am not                  hungry.     

8 our teacher                    is\isn't        very tall.   

1. i must brush my teeth. - anyone, most likely some disobedient child.

2. i have to brush my teeth. - a patient of dentist's, a human with diseased tooth.

3. i must tidy my room. - anyone, most likely some disobedient child.

4.i have to tidy my room. - anyone, probably a child.

5. i must take the medicine. - someone with easy form of illness.

6. i have to take the medicine. - most likely, a regular patient