Срочно нужно составить 5 предложение на англиском в настоящем времени утвердительный,вопросительный,атрицательный и 5 преждложение в прощедшом времени утвердительный,вопросительный,атрицательный.

I'm doing my homework.He's watching a video.She's playing the computer game.We're cooking dinner.They're singing a song.I'm not going my homework.He isn't watching a video.She isn't playing the computer game.We aren't cooking dinner.They aren't singing a song.Am I doing my homework?Is he watching a video?Is she playing the computer game?Are they cooking dinner?Are we singing a song?-----present continuous------I did my homework.He said no.She told me about it.We could helped him.They were hungry.I didn't do my homework He didn't say no.She didn't tell me about it.We couldn't help him.They didn't be hungry.Did I do my homework?Did he say no?Did she tell me about it?Could we help him?Did they be hungry?