把下列句子合并为含有宾语从句的主从复合句

问题描述:

把下列句子合并为含有宾语从句的主从复合句
Does Mr Brown enjoy living in china?Could tell me?
No news is good news .He tell us.
Who invented Tv set?I donot know.
When did the train leave I wanted to know.
Does it cost much to fly to Beijing Could tell me?
Does the girl need any help?He asked me.

Could you tell me whether Mr.Brown enjoys living in China?He tells us that no news is good news.I don't know who invented TV set.I wanted to know when the train left.Could you tell me whether it costs...