1.is there a pen in your bag 做肯定回答 2.there are some pictures on the wall .改为否定句
问题描述：
1.is there a pen in your bag 做肯定回答 2.there are some pictures on the wall .改为否定句
答
yes，there is.
there aren't any pictures on the wall .
答
Yes , there is.
There aren't any pictures on the wall.
祝学习进步O(∩_∩)O
答
1 Yes, there is.
2 There aren't any pictures on the wall.