he doesn’t know howm his father is

he doesn't know --his father is so worried about him. He doesn't know _____ his father is so worried about him 为什么 Doesn't he take after his father! He told me,"his father doesn't know Mr.Brown"变为含宾语从句的复合句 is the fact _____ he doesn't know his birthday _____ surpris Dislike his father,he doesn't like apples(改错） he doesn't know He doesn't know the answer,so he doesn't put up his hand(改为虚 The student doesn't know where his ticket is He doesn't know ____ is _____he was born. she doesn't know if he is _____or dead because he doesn't know where the post office is