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C.challengeD.knowledge【答案】 C 【解析】【分析】句意:一一現在找到信息不是難事。一一哦,最大的挑戰(zhàn)是我們是否可以說出信息有用與否。,信息。C. 挑戰(zhàn)。找到信息它易,辨別是否有用是對我們的挑戰(zhàn)。故選C。13.(?重慶) It39。s cold today. Take your with you when you go out.A.knifeB.coatC.brushD.key【答案】 B 【解析】【分析】考查名詞詞義辨析。句意:今天天氣冷,當你出去的時候,請帶上你的外衣。A. knife 小刀; B. coat外衣; C. brush 刷子; D. key鑰匙。根據It’s cold ,這里指的是出去帶著外衣,故選B。14.—Look! They are . —Yes. We are proud of them. A.man scientistB.women scientistsC.woman scientistsD.man scientists【答案】 B 【解析】【分析】句意:——看!她們是女科學家?!堑?。我們?yōu)樗齻兏械津湴?。英文中當man,woman修飾名詞復數時man/woman和所修飾名詞都要變成復數,故選B。 【點評】此題考查名詞復數。注意man,woman修飾名詞時的結構。15.(?蘇州)Steve Jobs was full of — always ing up with new ideas which led to great changes in society.A.instructionB.invitationC.introductionD.invention【答案】 D 【解析】【分析】考查名詞辨析。句意:史蒂夫喬布斯充滿了發(fā)明總是提出新的想法,這導致了社會的巨大變化。instruction指令;invitation邀請;introduction介紹,說明;invention發(fā)明。結合語境,所以選D。16.—Do you know that a 13yearold English boy has done a nuclear experiment successfully?—_______ unusual work he has done!A.What anB.What aC.WhatD.How【答案】 C 【解析】【分析】感嘆句一般有兩種結構:what +(a/an)+形容詞+名詞+主語+謂語!名詞是復數或不可數名詞,不加a/+形容詞+主語+謂語!work,不可數名詞,故選C。【點評】考查感嘆句的用法。17.(?廣西百色)You must go to the ________ if you want to buy vegetables.A.supermarketB.libraryC.theatreD.bookshop【答案】 A 【解析】【分析】句意:如果你想要買蔬菜,你必須去超市。選項中只有超市有蔬菜買賣。故選A。18.(恩施)—Henry,have you seen the English book on the ______desk?If you see it,please take it to the ______office.—OK.( ) A.teachers39。;teachers39。B.teacher39。s;teachers39。C.teacher39。s; teacher39。s【答案】