1。He saw a kite flying in the sky.
2。His father could catch a bus. He is running.
3。The moman with a camera might be Lily's mother.
4。I'm reading today's newspaper, but I can't find anything new.
5。He guesses it could be played by children.
6。Listen! There must be somebody crying.
7。The local hospital doctor was extremely afraid when he met a few robbers.
8。When he was known, he had been dead for many years
1. 去掉is
2.catching 改为 catch
3.去掉is
4.new anything 改成 anything new
5.应为children's play
6.去掉is
7.extreme 改成extremely
8.knew改成 known