The newly­learnt words will be impressed on us only if they are used in everyday commu

问题补充：

The newly­learnt words will be impressed on us only if they are used in everyday communication.

A. gradually

B. accurately

C. familiarly

D. frequently

答案：

A. gradually

B. accurately

C. familiarly

(答案→)D. frequently

解析：D考查副词辨析。gradually逐步地，逐渐地；accurately精确地；familiarly熟悉地；frequently频繁地。根据句意应选D。