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植物细胞初生壁的主要成分是( )。

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  • 【名词&注释】

    抓住机遇(seize the opportunity)、科举制(imperial examination system)、十字花科(cruciferae)、主要成分(main components)、四书五经、改名换姓(change name)、取之不尽(inexhaustible)、纤维素和半纤维素(cellulose and hemicellulose)、追名逐利、并列句(coordinate clause)

  • [单选题]植物细胞初生壁的主要成分是( )。

  • A. 纤维素、半纤维素和果胶
    B. 木质、纤维素和半纤维素(cellulose and hemicellulose)
    C. 果胶
    D. 角质和纤维素

  • 查看答案&解析 点击获取本科目所有试题
  • 举一反三:
  • [单选题]27______
  • A. parents
    B. students
    C. teachers
    D. drivers

  • [单选题]“爱情无须死去活来,温馨就行;朋友无须如胶似漆,知心就行;金钱无须取之不尽(inexhaustible),够用就行;身体无须长命百岁,健康就行。”这段话体现的哲理是
  • A. 重视量的积累 抓住时机促成质变 把握适度原则 抓住机遇赢得主动

  • [单选题]科举制是我国古代的选官制度。下列各项中,确切反映唐朝科举制情况的是
  • A. 其形式都是以官举士
    B. 采用八股考试方式
    C. 分进士等科目考试
    D. 要求应试士人熟读四书五经

  • [单选题]B I hated dinner partics. ButI decidedto give them anothar shot because I'm in LondonAnd my friend Mallery invited me. And because dinner parties in London are very differenfrom those back in New york. There, 'Tin having a dinner party' means: "I'm booklng a table for t2 at8 restaurant you can't afford and we'll be sharing the cheque evenly, no matter what you eat." Worse, in Manhanan there is always someone who leaves before the bijanives. They'll throw down cash, half of what they owe, and then people like me, who don'drink, end up paying even more. But ifI try to tree the same trick, the hostess will shou:"Where are you going?" And it's not likeI can say I have somewhere to go: everyone know shave nowhere to goButin London, dinner parties are in people's homes. Not only that, the guests are aninteresting mix. The last timeI went to one, the guests were from France, India. Denmark and Nigeria; it was like a gathering at the United Nations.hI New York. the mix is less striking It's like a gathering at Blooming dale's,a well-known department store.
  • A. For New Yorkers, talking about other parts of the world means Brooklyn and Queensi New York. But at Mallery's, whenI said thatI had been to Myanmar recently, people knew where it was.In New York people would thinkit wasa usual new club
    B. What does the word "shot"in Paragraph j probably mean?
    C. Choice.
    D. Try
    E. Style.
    F. Goal

  • [单选题]具有离生雌蕊的是( )。
  • A. 十字花科
    B. 蔷薇亚科
    C. 菊科
    D. 杨柳科

  • [单选题]⒎下列对原文有关内容的分析和概括,不正确的一项是(3分)
  • A. 沈通明原为明末军官,为人仗义轻财,年轻时以勇猛闻名,八十多岁时酒量仍不减当年, 还像过去一样以行侠自豪。
    B. 入清以后,沈通明闭门不出,后来移居苏州,改名换姓,靠给人算命维持生活,后出家为僧,不久还俗,北上邓州寻访故人。
    C. 彭子篯注意到沈通明在邓州的异常行为,前去察看,但两人一见如故,相处很好,于是彭子篯免除了他的罪责,将他释放。
    D. 作者认为明末像沈通明那样的人才得不到重用,而朝廷中掌权的大臣都是些心术不正、 结党营私、追名逐利的小人。

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