Question

We+took+a+walk+three+years+ago.否定句

Answer 1

问：We+took+a+walk+three+years+ago.否定句

答：We+took+a+walk+three+years+ago否定句是We didn't take a walk three years age.

答：这句话的时态是一般过去时，所以否定词是didn't，We didn't take a walk three years age这句话的中文意思是我们三岁时没有散步。

问：Those girls

答：Those girls意思是这些女孩们。

问：Those girls are dancing.改否定句和一般疑问句

答：Those girls are dancing.改否定句是Those girls aren't dancing，改为一般疑问句是Are those girls dancing？

问：She is singing at the party.改为否定句和一般疑问句

问：They were teachers last year.改为否定句

问：She is singing at the party.改为否定句和一般疑问句

答：She is singing at the party改为否定句是She isn't singing at the party，改为一般疑问句是Is she singing at the party？

问：They were teachers last year.改为否定句和一般疑问句＋回答

答：They were teachers last year.改为否定句是They weren't teachers last year，一般疑问句是Were they teachers last year？

答：肯定回答是Yes, they were，否定回答是No,they weren't.