Алгебра
Английский
Биология
География
Геометрия
История
Русский
Обществознание
Физика
Химия
Информатика
Литература
МатематикаВопрос:
17. You ___ be quiet in the classroom. A. mustn't B. must C. always
Ответ:
B. must. Объяснение: 'Must' означает 'должен', и подходит по смыслу, так как в классе необходимо соблюдать тишину. 'Mustn't' означает 'не должен', а 'always' означает 'всегда'.
Похожие
- 12. Do I look all right in this? Yes, ___ fits you perfectly! A. they B. its C. it
- 13. Mr Williams is a ___. He always delivers our letters. A. taxi driver B. postman C. baker
- 14. There are six ___ on the table. A. knives B. knife C. box
- 15. Has Jim got ___ book? A. those B. these C. this
- 16. Whose house is that? It's ___ house. A. Katies' B. Katie C. Katie and Jack's
- 17. You ___ be quiet in the classroom. A. mustn't B. must C. always
- 18. Ellen is going on safari. She ___ to see lions. A. want B. will C. wants
- 19. What are you ___ now? A. does B. do C. doing
- 20. We haven't got ___ milk in the fridge. A. any B. some C. a
- 21. Sam wears ___ in the summer because it's hot. A. trousers B. coats C. shorts
- 22. How ___ rice can you eat? A. much B. many C. some
