◎ 题干
The book is not easy.____ it's rather difficult.
A.On the one handB.On the contrary
C.On the other handD.On the other contrary
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“The book is not easy.____ it's rather difficult.A.On the one handB.On the contraryC.On the other handD.On the other contrary…”主要考查了你对  【介词和介词短语】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。