1. teachers work in summer. c) mustn't a) have to b) don't have to 2. i have copied the text c) yesterday b) yet a just 3. it a minute ago c) copy a) copied. b) have copied 4. she had fish and chips for lunch, a) did she b) hadn't she c) didn't she 5. she had to buy some fish, a) did she b) hadn't she c) didn't she 6. the uniform looks . c) well b) nicely a) nice 7. i have never read such interesting c) a b) an а)– 8. yesterday she visit mrs adams c) has to a) must b) had to 9. i haven't had breakfast . c) yesterday a) already b) yet 10. the flat is clean. i clean it today a) mustn't c) can't b) don't have to