用英语的现在进行时造一个句子,变成疑问句.并做出肯定与否定的回答啊!

问题描述:

用英语的现在进行时造一个句子,变成疑问句.并做出肯定与否定的回答啊!

She is doing homework now.
Is she doing homework now?
Yes,she is.
No,she isn't.