Написать предложения в вопросительной и отрицательной форме: 1. We heard this story yesterday.
2.You lost her key last night.
3.They studied Economy last term.
4. He Taught me to swim.

1:

did you hear this story yesterday?/we didnt hear this story yesterday

2:

did you lose her key last night?/you didnt lose her key last night

3:

did they study economy last term?/they didn't study economy last term

4:

did he teach me to swim?/he didnt teach me to swim

Объяснение:

можно "лучший ответ"?