нужен ответ 1. How long have you been studying English? (for five years)2. How long has Mary been going to this school? (since last year)3. How long has the mother been shopping? (since early morning)4. How long has Henry been going in for tennis? (since he was six)5. How long have the boys been playing football? (for two hours)6. How long has it been snowing? (since yesterday)7. How long have you been watching TV? (for half an hour)8. How long has Kate been singing today? (since 3 pm)​