将下列句子改为否定句和一般疑问句并做肯回答定和否定回答.

She piayed the piano last weekend.

否定句：She didn't  play  the piano last weekend. 

一般疑问句：Did she play the piano last weekend?

回答： Yes, she did ./  No, she didn't.

I was there just now.

1.否定句：I wasn't  there just now. 

2.一般疑问句：Were you  there just now?

 3回答：Yes, I was. / No, I wasn't.

Diana watched TV last night.

1.否定句：Diana didn't watch  TV last night.

2.一般疑问句：Did Diana watch  TV last night?

3回答： Yes, he did ./ No, he didn't.

He telephoned the doctor this morning.

1.否定句：He didn't telephone the doctor this morning.

 2.一般疑问句：Did he telephone  the doctor this morning?

  3回答：Yes, he did./  No, he didn't.

Tim was in that city last week.

    1.否定句：Tim wasn't  in that city last week.

2.一般疑问句：Was Tim   in that city last week?

 3回答：Yes, he was . /  No, he wasn't.

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