Look! The dictionary , is red , is a birthday gift given by Father.
A. which cover
B. the cover of which
C. the whose cover
D. that the cove
网友回答
A. which cover
(答案→)B. the cover of which
C. the whose cover
D. that the cove
解析：
此题考查定语从句的引导词，根据语境可知题干的先行词应是the cover，故选B。