正确答案如下：
would you like to (listen to) a story?
do you have any (knives)?
Li Ming (told) a story yesterday.
Please show (them) a book.错误：改错：
选择.
He(stood)up when my teacher came into the room.
I'm(looking for )my knife,but I can't( find)it anywhere.
His sword(falls )in the river.
对话线部分提问
the sword falls in the river.
---------
what falls into the river?
some people are in a boat.
----------
who are in the boat?
li ming has a beautiful bag.
----------------
who has a beautiful bag?
he is cleaning his room.
------------------
what is he doing in his room?
I know (where)my sword is.