I want to know What can you do to help your neighbour (合并成含有宾语从句的复合句）

题目

I want to know What can you do to help your neighbour (合并成含有宾语从句的复合句）
I want to know ____ _____ ______ ______ to help your neighbour(最好可以告诉我怎么做的）

答案

What can I do to help your neighbour?
这个特殊疑问放在 I want to know 之后,做他的宾语,则是宾语从句,
把特殊疑问句改成陈述语气.
情态动词或助动词都要用陈述语气.
e.g.Can you tell me where she lives?