The girl hurt her back and she _couldn't get_out of the bed without help ,_could she_?
前面到底是肯定(The girl hurt her back )
後面是否定 (couldn't get out of the bed)
The girl hurt her back and she _couldn't get_out of the bed without help ,_could she_?
前面到底是肯定(The girl hurt her back )
後面是否定 (couldn't get out of the bed)