that's ___there was something wrong with his bike.use "beauce'',why not use "why"?

that's ___there was something wrong with his bike.use "beauce'',why not use "why"?
that's ___there was something wrong with his bike.
use "beauce'',why not use "why"?

that's ___there was something wrong with his bike.use "beauce'',why not use "why"?
beauce'
全文翻译：那是因为他的自行车坏了
这里如果填：why
翻译：那是为什么他的自行车坏了
两个语法上都没问题,理解也没问题,就要看你上下文,
到底是说,他迟到了,那是因为他自行车坏了.
还是要说：他摔了一跤,那就是为什么他自行车也跟着摔坏了.
祝好.