Открыть скобки, поставить предложения в PresentContinuous в 3 формы (+, -,

1). + Mum is reading a magazine.
Mum isn't reading a magazine.
? Is mum reading a magazine?
2). Dad is cooking dinner now.
Dad isn't cooking dinner now.
Is dad cooking dinner now?
3). We are playing basketball.
We aren't playing basketball.
Are we playing basketball?
4). I am writing an email.
I am not writing an email.
Am I writing an email?
5). My brother is listening to the radio.
My brother isn't listening to the radio.
Is my brother listening to the radio?
6). We are watching a soap opera.
We aren't watching a soap opera.
Are we watching a soap opera?
7). Andy is eating his lunch.
Andy isn't eating his lunch.
Is Andy eating his lunch?
8). Peter is cleaning his car.
Peter isn't cleaning his car.
Is Peter cleaning his car?
9). Mary is baking a cake now.
Mary isn't baking a cake now.
Is Mary baking a cake now?
10). Lisa and Rita are doing homework.
Lisa and Rita aren't doing homework.
Are Lisa and Rita doing homework?
Подсказываю схему построения Present Continuous:
+ подлежащее am (I), is (he, she, it), are (you, we, they) глагол с окончанием ing.
подлежащее am not, isn't/is not, aren't/are not
глагол с окончанием ing.
? Am, is, are подлежащее глагол с окончанием ing?