Упражнение 11. Впиши модальный глагол must, may, can или could по смыслу.
• I am sorry. …I come in?
• … you help me in my work?
• Children … play football on the playground.
• My sisters is little, but she … read.
• … l invite Nick to our house?
• You … work hard at your English.
• Don’t ring him up: he … be very busy.
• You … read this book. You know English well.
• … l put the book on that table?