Formula sostavlenija present simple i present continuous

Present simple: v/vs - глагол / глагол с окончанием s (если подлежащие выражено местоимением he/she/it или его можно заменить на одно из этих местоимений) n - существительное (подлежащие) положительная форма:   n + v/vs пример: i like potatoes. he goes to school. отрицательная: n + do not / does not +  v пример: i do not like potatoes. he does not go to school. вопросительная: do / does + n + v пример: do i like potatoes. does he go to school. present cont.: v  ing - глагол с окончанием ing (swimming, looking,  trying) положительная: n + is/am/are + v ing пример: he is going to school now. i am swimming right now. отрицательная: n + is/am/are + not + v ing пример: he is not doing his homework now. i am not swimming right now. вопросительная: is/am/are + n + v ing пример: is he doing his homework. am i swimming now?

1. б 2. б 3. б 4. а 5. а