canyoutellmehow后面加什么

1、Can you tell me how the accident came about?你能告诉我事故是怎样发生的吗

2、Mom， can you tell me how to do it?妈妈，能告诉我怎么做吗

3、Excuse me， can you tell me how to get to the post office?师傅，请问到邮局怎么走

4、Dad， can you tell me how to get rich?爸爸，你能告诉我怎样才能变得富有吗