She`s twelve 改为否定句和一般疑问句

问题描述:

She`s twelve 改为否定句和一般疑问句

She's not twelve.
Is she twelve?

楼上答得不错,你看前半部分就好了,因为这种句子你应该是在初一时学的,不用考虑过去式,把`s看作是is 就好了。
也就是,否定句:She`s not twelve.
一般疑问句:Is she twelve?

she isn't tweleve/she wasn't twelve
is she twelve?/was she twelve?
因为你的缩写不知道是is 还是was,所以两个都写了

she isn't twelve.
is she twelve?