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。作者在短文的開頭就提出了一個十分尖銳的問題: “ If there is no difference in general intelligence between boys and girls, what can explain girls39。從第四段 “ Facts show that outstanding mathematicians and scientists have not had teachers who supplied answers.” 可知,對于偉大的數(shù)學家來說,教師不給他們提供答案。倒數(shù)第二段 “ They are more likely to call on boys for answers and to allow them to take the lead in classroom discussion.” 告訴我們,教師常常鼓勵男孩在課堂上起主導作用。第二段 “ Yet it has been suggested that girls do not take mathematics courses, not because they are difficult, but for social reasons.” 和作者在下面幾段中對這個原因的論述說明了這篇短文主要討論了造成男孩與女孩在學習科學課程方面的差異的原因是一種社會原因。第二段 “ Interestingly, both boys and girls often regard the subjects for boys as more difficult.” 說明女孩似乎認為科學課程是為男孩子開設的,對她們來說很難 。 If there is no difference in general intelligence (智力 ) between boys and girls, what can explain girls39。句意為 “ 如果你能適應手頭上的工作,你很快就能完成它 ” 。ll soon finish it. A. request B. appeal C. apply D. claim 答案: C 解析: 考查動詞用法辨析。 be in possession of 擁有; ?? 在某人的控制 下; be in the possession of(某物 )為 (某人 )所控制。 13. — The boy said he could lift the heavy stone. — ________ is no doubt about that. A. There B. It C. This D. What 答案: A 解析: There is no doubt 意為 “ 毫無疑問 ” 。由 every year 這一時間狀語確定了需用現(xiàn)在時態(tài),排除 A、 B兩項; jobs 后緊跟了定語從句, they 指代前文中的 farmers,與 promise 構成邏輯上的動賓關系, promise the farmers good jobs,由此可知 D 項正確。 11. (2021 that 引導主語從句時只起引導作用,不作任何成分; when 表示時間,在主語從句中作狀語; how 表示方式,在主語從句中也作狀語。根據句意, A 項正確 。天津 )Joining the firm as a got rapid promotion, and________as a manager. A. ended up B. dropped out C. came back D. started off 答案: A 解析: 句意:作為一名秘書加入該公司,他得到了快速提升,最后當了經理。 be caused by“ 由 ?? 引起 ” 。 7. The flu is believed ________ by viruses that like to reproduce in the cells inside the human nose and throat. A. causing B. being caused C. to be caused D. be have caused 答案: C 解析: 本題考查動詞 believe 和 cause 的語態(tài)問題。題意為 “ 我應如何處理這篇文章? ”“ 找出每段的大意。 ” 句中的 on 表示 “ 從事 ” , of 表示同位關系。 make for (v.+ prep.)朝 ?? 前進,有利于; set out 開始,出發(fā),動身等意思; take off