關係副詞 有 4 個

where  地點

when    時間

why      理由   

how      方法; 手段

That is the day.

I took Bibo home on that day.

=> That is the day and I took Bibo home on that day.

=> That is the day on which I took Bibo home.

副詞 = 介係詞 + 名詞   on which=when

That is the restaurant which Bibo ate his first cockroach in.

=>That is the restaurant where Bibo ate his first cockroach.

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#表地點

where.

the place where

#表時間

when

the time when

#表理由 方法

why

the reason

the reason why

ex:

This is the reason he quit.

This is why he quit.

This is the reason why he quit.

#表方法

the way

how

擇一 不可 並用

ex:

This is the way he solved the problem.

This is how he solved the problem.

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