请问一句英语问题I DON‘T KNOW THIS QUESTION ,IT （ ）MY KNOWLEDGE这句话大概意

1.-I don't know the answer to this question This is my own secret.I don't want _____(任何人）to know it. I don't know what mean for this question!I don't know what m 翻译一句英语：I don't know how much good it will do. I don't know it.What was he doing last night?(合并为一句） I don't I don't know the......the question know rain whether evening I it this don't 连词成句!要求符合语法 I don't know .What book should I buy for my son.(合并为一句) i don't know how to deal with it同义句 i don't know ( )( )( )( 英语句子问题就想知道这句话对不对1. i don't know why you like me. 还是 i don't this question is very hard,i can't answer it(改未同义句） i don't know it