50.It took us only a few hours to _________ the paper off all four walls.
A.shear 剪羊毛的大剪子
B.scrape 刮 擦 清除
C.stroke (strike 过去分词) 击打
D.chip 削
51.The famous scientist ________ his success to hard work.
A.imparted (impart 传授 赋予)
B.granted = agree with 政府的资助
C.ascribed (ascribe to 归因于 归咎于)
D.acknowkedged 承认 接受
承认接受考过：recognise/identify/be acquainted with
52.It is difficult to ______ of a plan to end poverty.
A.speculate (speculate on 猜想)
B.conceive (conceive of 设想 考虑)
C.ponder 深思熟虑 ponder on/upon
D.reckon reckon 考虑 认为 reckon with/speculate on/conceive of 阅读会考：contemplate 沉思状
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