Помогите перевести в отрицательную и вопросительную форму Present 1. I am writing a letter now 2. Mike is riding a bike now 3. We are listening our teacher at this moment Past 1. Children where going to the club yesterday at 3 o'clock 2. My mother was buying products 3 days ago at midday Future 1. She will be doing her homework tomorrow at 4 o'clock

Конечно. Здесь нужно преобразовать предложения в отрицательную и вопросительную форму.
Во всех примерах используются времена группы Continuous:

• Present Continuous — действие происходит сейчас

• Past Continuous — действие происходило в определённый момент в прошлом

• Future Continuous — действие будет происходить в определённый момент в будущем

Образование форм:

Отрицательная форма
ставим частицу not после вспомогательного глагола:

• am → am not

• is → is not

• are → are not

• was → was not

• were → were not

• will be → will not be

Вопросительная форма
вспомогательный глагол ставим перед подлежащим:

• Am I…?

• Is he…?

• Are we…?

• Was she…?

• Were they…?

• Will she be…?

Теперь разберём все предложения.

Present

1. I am writing a letter now.

Отрицательная форма:
I am not writing a letter now.

Вопросительная форма:
Am I writing a letter now?

2. Mike is riding a bike now.

Отрицательная форма:
Mike is not riding a bike now.

Вопросительная форма:
Is Mike riding a bike now?

3. We are listening our teacher at this moment.

Тут есть небольшая ошибка: после listen нужен предлог to.
Правильно: We are listening to our teacher at this moment.

Отрицательная форма:
We are not listening to our teacher at this moment.

Вопросительная форма:
Are we listening to our teacher at this moment?

Past

1. Children where going to the club yesterday at 3 o'clock.

Здесь ошибка: нужно were, а не where.
Правильно: Children were going to the club yesterday at 3 o’clock.

Отрицательная форма:
Children were not going to the club yesterday at 3 o’clock.

Вопросительная форма:
Were children going to the club yesterday at 3 o’clock?

2. My mother was buying products 3 days ago at midday.

Лучше сказать food или some products, но грамматически можно оставить и так.

Отрицательная форма:
My mother was not buying products 3 days ago at midday.

Вопросительная форма:
Was my mother buying products 3 days ago at midday?

Future

1. She will be doing her homework tomorrow at 4 o'clock.

Отрицательная форма:
She will not be doing her homework tomorrow at 4 o’clock.

Вопросительная форма:
Will she be doing her homework tomorrow at 4 o’clock?

Все ответы вместе

Present Continuous

1. I am writing a letter now.

• I am not writing a letter now.

• Am I writing a letter now?

2. Mike is riding a bike now.

• Mike is not riding a bike now.

• Is Mike riding a bike now?

3. We are listening to our teacher at this moment.

• We are not listening to our teacher at this moment.

• Are we listening to our teacher at this moment?

Past Continuous

1. Children were going to the club yesterday at 3 o’clock.

• Children were not going to the club yesterday at 3 o’clock.

• Were children going to the club yesterday at 3 o’clock?

2. My mother was buying products 3 days ago at midday.

• My mother was not buying products 3 days ago at midday.

• Was my mother buying products 3 days ago at midday?

Future Continuous

1. She will be doing her homework tomorrow at 4 o’clock.

• She will not be doing her homework tomorrow at 4 o’clock.

• Will she be doing her homework tomorrow at 4 o’clock?

Коротко по схеме

Present Continuous

• + I am writing

• − I am not writing

• ? Am I writing?

Past Continuous

• + They were going

• − They were not going

• ? Were they going?

Future Continuous

• + She will be doing

• − She will not be doing

• ? Will she be doing?