what is in the bag.变否定句和一般疑问句并回答
问题描述：
what is in the bag.变否定句和一般疑问句并回答
答
Is ** in the bag?
yes,* is in the bag.
* is not in the bag
答
There is nothing in the bag. 否定句。
Is there anything in the bag? 一般疑问句。
Yes, 对，（有东西）， No. 没有（东西）
答
what isn't in the bag?
-Is sth in the bag?
-no,nothing