They will have a son.They never knew.合并为复合句
问题描述:
They will have a son.They never knew.
合并为复合句
答
They never knew that they would have a son.
答
They never knew (that) they would have a son.
答
They never knew that they would have a son.
They will have a son that they never knew.
答
They never knew that they would have a son.
宾语从句