• 英文關係副詞-how (Relative adverbs-how in English)
• 關係副詞how用來表示「 方法」。
• how= in +which. 但關係副詞how只能修飾先行詞the way，
• 而且the way和how不能連用，所以只能省略先行詞the way。.
•  Jack wants to know the way in which a pizza is made.
•  (Jack想知道做披薩的方法)
•  = Jack wants to know the way a pizza is made. 
• 省略 in which 的用法比較普遍. 
• = Jack wants to know how a pizza is made.
• .
• .
• Yee-Yin Xiong held interviews with numerous clients to determine ________ Echegaray Consulting Inc. can improve customer service.
• A) unless
• B) in order to
• C) how
• D) as if
• 
  
• 
  

Flying as an airline passengers is often a memorable experience, but there are times _______ the experience is memorable for all the wrong reasons.

A) where

B) how

C) when

D) which.

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(C)