there are a lot of signs on the grass 改为一般疑问句

there are a lot of signs on the grass 改为一般疑问句
there are a lot of signs on the grass 改为一般疑问句

there are a lot of signs on the grass 改为一般疑问句
Are there a lot of signs on the grass

Are there a lot of signs on the grass ?

Are there a lot of signs on the grass ?