英语题目按要求改写下列句子

题目

英语题目按要求改写下列句子
the sign means “no eating or drinking”对画线部分提问
there is a public sign in the park 改为复数句
walk on the grass改为否定句
he can go in 改为一般疑问句 并作否定回答
walk,we,on,grass,the,it,means,should't 连词成句

答案

what does the sign mean?
there are some public signs in the park.
don't walk on the grass
can he go in no,he can't go in.
it means we shouldn't walk on the grass.我最正宗哦!