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---Hi,Jane,doyoukeepexercisingeveryday?---Yeah,Ispendhalfhourtakingawalkwithmyparentsinthepark.()A.aB.theC.anD./

题目详情

---Hi,Jane,do you keep exercising every day?
---Yeah,I spend half ______ hour taking a walk with my parents in the park.(  )

A. a

B. the

C. an

D. /

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答案和解析
答案:C,考察冠词辨析.half an hour为固定搭配,表示半小时,在此译为每天散步半小时,所以选择C.