talking 现在进行时
does...mean 一般现在时的特殊疑问句
means..shouldn't IT为形式主语
doing 问句是现在进行时的特殊疑问句,reading 回答要与问句事态一致
means 一般现在时
should keep away from
taking a walk
Can ..watching TV
you cann't.do your homework
park
sign
What are there
is watching
should keep away from the grass
Does..have any