We all can sing and dance. He knowst the Fenchman.这些句子改为一般疑问句和否定句.We need an Bnglish book.Liy's father has meat for supper.That suonds good.I am helen.Frank likes playing football.We wawt to eat some rice.这些句子也改为一般疑问句和否定句.
问题描述：
We all can sing and dance. He knowst the Fenchman.这些句子改为一般疑问句和否定句.
We need an Bnglish book.
Liy's father has meat for supper.
That suonds good.
I am helen.
Frank likes playing football.
We wawt to eat some rice.
这些句子也改为一般疑问句和否定句.
答
Can you /we all sing and dance? We all can't sing or dance. Does he know the Frenchman? He doesn't know the Frenchman. Do you /we need an English book? We don't need an English book. Does Lily's...