大学英语四级考试历年真题词汇详解
C
concentrate v.全神贯注，精神集中，专心致志;集中，集合;浓缩
We should concentrate all our efforts on improving education.我们应该集中精力努力改进教育工作。
Troops are concentrating south of the river.军队正向河的南边集结。
n.浓缩液
【用法】concentrate(sth.)on sth./doing sth.
【全真考题】Anne couldn't concentrate what she was doing while her family were watching TV.(93.1)
A.to B.on C.for D.in
【答案】B
continual adj.继续不断的;一再重复的
continual rain 不停的雨
【辨析】continual与continuous
continual一般指多次重复的`动作：Please stop your continual questions.
continuous表示动作或物体继续不停地或不间断地进行下去：a continuous flow of traffic
【全真考题】Our journey was slow because the train stopped at different villages.(99.1)
A.unceasingly B.gradually
C.continuously D.continually
【答案】D
contrary adj.(在性质、倾向或方向等方面)相反的;好与人作对的
contrary beliefs 截然相反的信仰
He is an awkward，contrary child.他是个又麻烦又不听话的孩子。
n.反面
【用法】contrary to 违反：be contrary to the law;on the contrary 与此相反：It doesn't seem ugly to me;on the contrary，I think it's rather beautiful.
【全真考题】What you have done is the doctor's orders.(90.1)
A.attached to B.responsible to
C.resistant to D.contrary to
【答案】D
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