He can come now. 变成否定句、一般疑问句、特殊疑问句

如题所述

第1个回答  2012-04-17
否定句 He can't come now.
一般疑问句 Can he come now?
特殊疑问句 Who knows if he can come now?
第2个回答  2012-04-17
He can't come now.
Can he come now?
Who knows if he can come now?追问

用when开头的特殊疑问句?

追答

When can he come?

本回答被提问者采纳