AFFIRMATIVE
I ... at the park.
I was at the park.
I ... happy at the party last weekend.
I wasn't happy at the party last weekend.
... you at home last night?
Were you at home last night?
Was she your friend?
Answer: ✔
Yes, she was.
They ... at the cinema yesterday.
They were at the cinema yesterday.
We ... friends at school.
We weren't friends at school.
... she your girlfriend at school?
Was she your girlfriend at school?
Were you at home last weekend?
ANSWER: x
No, I wasn't.
He ... a good boy when he ... five years old.
He was a good boy, when he was five years old.
We ... at home yesterday night and we ... at the cinema.
We weren't at home yesterday night and we weren't at the cinema.
... your brothers at the park?
Were your brothers at the park?
Were you and your friend at school on Monday?
ANSWER: ✔
Yes, we were.
Yesterday, my brothers ... sad, my sisters ... happy and I ... bored.
Yesterday, my brothers were sad, my sisters were happy and I was bored.
My friend .... in Moscow last week
My friend wasn't in Moscow last week
... you and your brother at home last sunday?
Were you and your brother at home last sunday?
Where were you two hours ago?
I was (at home...)
My friends and I ... at the cinema, but my brothers ... at home.
My friends and I were at the cinema, but my brothers were at home.
My parents .... at the concert because they ... OK. I ... happy about that.
My parents weren't at the concert because they weren't OK. I wasn't happy about that.
... he happy? Or ... he sad?
Was he happy? Or was he sad?
Where was your best friend yesterday?
He / she was (at the cinema...)