My doctor said I should vary my diet more.A prepare B cook C choose D change

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问题 My doctor said I should vary my diet more.

选项 A prepare
B cook
C choose
D change

答案D

解析vary 的意思是“变化、改变”,故可用change替换。本句的意思是:我的医生说我的饮食应该更多样化。如:The prices for computers vary a lot from shop to shop.(各家商店的计算机价格差别很大。)
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