【单选题】【消耗次数:1】
There were some ____ flowers on the table.
artificial
unnatural
false
unreal
参考答案:
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相关题目
【单选题】 In a room above the store, where a party __________,some workers were busily setting the table.
①  was to be held
②  has been held
③  will be held
④  is being held
【单选题】 There [填空] some chopsticks on the table.
①  are
②  is
③  have
④  was
【单选题】 He’s going to [填空] her some flowers.
①  buy
②  bought
③  buying
④  offering
【单选题】 We looked for a table to sit down, but they were all ____.
①  reserved for
②  engaged in
③  used up
④  taken up
【单选题】 An experiment suggests that flowers have some____________ ways of keeping time.
①  modern
②  mysterious
③  military
④  mixed
【单选题】 I ___remember to send my mother some flowers. Its her birthday tomorrow.
①  must
②  have to
③  could
【单选题】 Some scientists____________ that flowers open at particular times because their internal clocks tell them to do so.
①  receive
②  make
③  believe
④  talk
【单选题】 There were some chairs left over[] everyone had sat down.
①  when
②  until
③  that
④  where
【单选题】 The inspector ____ his fingers over the sheet of newspaper. There were some marks on the surface of the paper.
①  turned
②  set
③  held
④  ran
【单选题】 There is [填空] on the table.
①  two cups of water
②  some waters
③  some water
④  any waters
随机题目
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①  正确
②  错误
【判断题】 加工表面层产生的残余压应力,能提高零件的疲劳强度。
①  正确
②  错误
【判断题】 磨削内孔时,在工件孔径允许的条件下,应尽量选用大直径的砂轮。
①  正确
②  错误
【单选题】 前刀面上出现积屑瘤对()有利。
①  粗加工
②  半精加工
③  光整加工
④  精加工
【单选题】 在()生产中一般使用通用夹具。
①  大量
②  成批
③  大批大量
④  单件小批
【单选题】 粗基准选择时,若要保证某重要表面余量均匀,则应选择()
①  余量小的表面
②  该重要表面
③  半精加工之后
④  任意
【单选题】 先将工件在机床或夹具中定位,调整好刀具与定位元件的相对位置,并在一批零件的加工过程中保持该位置不变,以保证工件被加工尺寸的方法称为()。
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②  试切法
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④  定尺寸刀具法
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【单选题】 机床型号中“G”代表()。
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②  锯床
③  钻床
④  齿轮加工机床
【单选题】 在零件的加工过程中,更换刀具属于()时间。
①  休息与生理需要时间
②  辅助时间
③  布置工作地时间
④  基本时间