【单选题】【消耗次数:1】
<img src=https://huaweicloudobs.ahjxjy.cn/58A9B58285A400280F0C2E34C66C801A.png title=QQ图片20160108161818.png alt=QQ图片20160108161818.png/>(    )。
<img src=https://huaweicloudobs.ahjxjy.cn/7E933389C8E0FF10C6286E7A0762DCDC.png title=QQ图片20160108161826.png alt=QQ图片20160108161826.png/>
<img src=https://huaweicloudobs.ahjxjy.cn/7791EAD7B10BF66A914F799269F46473.png title=QQ图片20160108161837.png alt=QQ图片20160108161837.png/>
<img src=https://huaweicloudobs.ahjxjy.cn/C8357F23E069E99524E42255030E1025.png title=QQ图片20160108161845.png alt=QQ图片20160108161845.png/>
<img src=https://huaweicloudobs.ahjxjy.cn/DD146190D5864B3CA8337F776ECD91C0.png title=QQ图片20160108161853.png alt=QQ图片20160108161853.png/>
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相关题目
【单选题】 <img src=https://huaweicloudobs.ahjxjy.cn/A7680902CB99663BA6E23408C5C4ABFB.png title=QQ图片20160108111419.png alt=QQ图片20160108111419.png/><img src=https://huaweicloudobs.ahjxjy.cn/F7C836FE5C2376120035EBE3D8C699B9.png title=QQ图片20160108111439.png alt=QQ图片20160108111439.png/>
①  <img src=https://huaweicloudobs.ahjxjy.cn/51A1F02268CD4EAF0D1BB4C81A2C8981.png title=QQ图片20160108111454.png alt=QQ图片20160108111454.png/>
②  <img src=https://huaweicloudobs.ahjxjy.cn/FAF724DB88B6F9338819B0ACF799FC7E.png title=QQ图片20160108111507.png alt=QQ图片20160108111507.png/>
③  <img src=https://huaweicloudobs.ahjxjy.cn/D6D9581D650D608E065C2881AE35D6A8.png title=QQ图片20160108111520.png alt=QQ图片20160108111520.png/>
④  <img src=https://huaweicloudobs.ahjxjy.cn/F1950DBF13A5E2F6DF6D0A2E7B40036B.png title=QQ图片20160108111532.png alt=QQ图片20160108111532.png/>
【单选题】 <img src=https://huaweicloudobs.ahjxjy.cn/DF94E7F946A5A4C7F04540944602E0A2.png title=QQ图片20160105202153.png alt=QQ图片20160105202153.png/>
①  1
②  -1
③  <img src=https://huaweicloudobs.ahjxjy.cn/A1407A2C121CC0DD9E57D9F3C6CA601E.png title=QQ图片20160105202213.png alt=QQ图片20160105202213.png/>
④  <img src=https://huaweicloudobs.ahjxjy.cn/09C25759942B889E2A4ADAE4A44018A8.png title=QQ图片20160105202228.png alt=QQ图片20160105202228.png/>
【单选题】 设D是圆环<img src=https://huaweicloudobs.ahjxjy.cn/C1E9D12458DFD4A14CD3882562ECD317.png title=QQ图片20160224231208.png alt=QQ图片20160224231208.png/>,且<img src=https://huaweicloudobs.ahjxjy.cn/19CA4355701DCCA8E9BFC90709B1C2E6.png title=QQ图片20160224231228.png alt=QQ图片20160224231228.png/>则<img src=https://huaweicloudobs.ahjxjy.cn/D387AD7A8CB622BCD1F542C7C350B136.png title=QQ图片20160224231244.png alt=QQ图片20160224231244.png/>( )
①  <img src=https://huaweicloudobs.ahjxjy.cn/9E7A64637000AEC0789E48D1E96AD66E.png title=QQ图片20160224231302.png alt=QQ图片20160224231302.png/>
②  <img src=https://huaweicloudobs.ahjxjy.cn/AFF8BA7BECE58AC3901A521D7A606F30.png title=QQ图片20160224231314.png alt=QQ图片20160224231314.png/>
③  <img src=https://huaweicloudobs.ahjxjy.cn/7E7DDA627E10663C0016B52FA149DC3A.png title=QQ图片20160224231331.png alt=QQ图片20160224231331.png/>
④  <img src=https://huaweicloudobs.ahjxjy.cn/12F7546764221D5997C3F99846C7FF70.png title=QQ图片20160224231344.png alt=QQ图片20160224231344.png/>
【单选题】 设<img src=https://huaweicloudobs.ahjxjy.cn/EA6FB79FF8DF7A9F3A2D0CEB093C717F.png title=QQ图片20160224214006.png alt=QQ图片20160224214006.png/>在<img src=https://huaweicloudobs.ahjxjy.cn/DF3DA077C2189146990B3800DA1E18ED.png title=QQ图片20160224214023.png alt=QQ图片20160224214023.png/>的偏导数存在,则<img src=https://huaweicloudobs.ahjxjy.cn/61AF63E59A60D6B49960C25A0B85414F.png title=QQ图片20160224214038.png alt=QQ图片20160224214038.png/>
①  <img src=https://huaweicloudobs.ahjxjy.cn/588DCE737E539AFE5318232DBC0C8858.png title=QQ图片20160224214107.png alt=QQ图片20160224214107.png/>
②  <img src=https://huaweicloudobs.ahjxjy.cn/1898B210FBB62DA4DA7997BB95A4D586.png title=QQ图片20160224214125.png alt=QQ图片20160224214125.png/>
③  <img src=https://huaweicloudobs.ahjxjy.cn/C9D08ECB097A69F4F22594D120D687E7.png title=QQ图片20160224214140.png alt=QQ图片20160224214140.png/>
④  <img src=https://huaweicloudobs.ahjxjy.cn/6101D759594C1C2892D8E9F8195520C5.png title=QQ图片20160224215328.png alt=QQ图片20160224215328.png/>
【单选题】 <img src=https://huaweicloudobs.ahjxjy.cn/105E111DA681E95D88E4E4152F4C46E2.png title=QQ图片20160108165131.png alt=QQ图片20160108165131.png/><img src=https://huaweicloudobs.ahjxjy.cn/552A8C09885689EB452DA3865ADAD75D.png title=QQ图片20160108165150.png alt=QQ图片20160108165150.png/>
①  <img src=https://huaweicloudobs.ahjxjy.cn/ADB11703F3BF0BE78DC47426463EAF9B.png title=QQ图片20160108165201.png alt=QQ图片20160108165201.png/>
②  <img src=https://huaweicloudobs.ahjxjy.cn/CF13F3D7FB0D5D27421972F547B9024D.png title=QQ图片20160108165212.png alt=QQ图片20160108165212.png/>
③  <img src=https://huaweicloudobs.ahjxjy.cn/4C5A9407AF48564313C1878511BA6749.png title=QQ图片20160108165227.png alt=QQ图片20160108165227.png/>
④  <img src=https://huaweicloudobs.ahjxjy.cn/F67EF9F84F4FF33BA448182B54A32743.png title=QQ图片20160108165240.png alt=QQ图片20160108165240.png/>
【单选题】 <img src=https://huaweicloudobs.ahjxjy.cn/F22E424670D48EA8B00BF875A572F6D9.png title=QQ图片20160108102117.png alt=QQ图片20160108102117.png/><img src=https://huaweicloudobs.ahjxjy.cn/A7B8AB7EFE9A8EC7C2D83F83CE6AD874.png title=QQ图片20160108102145.png alt=QQ图片20160108102145.png/>
①  <img src=https://huaweicloudobs.ahjxjy.cn/D1158E7E2A11A9F3FF830DEDCACFCE40.png title=QQ图片20160108102201.png alt=QQ图片20160108102201.png/>
②  <img src=https://huaweicloudobs.ahjxjy.cn/5E167DEDAC45510EE9C136A2850BAEEB.png title=QQ图片20160108102216.png alt=QQ图片20160108102216.png/>
③  <img src=https://huaweicloudobs.ahjxjy.cn/EAC49782558574996690E7E54E04DB82.png title=QQ图片20160108102237.png alt=QQ图片20160108102237.png/>
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【单选题】 <img src=https://huaweicloudobs.ahjxjy.cn/E0422C097CECA95874B1F55FD9A8718F.png title=QQ图片20160108155415.png alt=QQ图片20160108155415.png/>
①  <img src=https://huaweicloudobs.ahjxjy.cn/61BA6BCDF87808D1A74A3CE96923A50D.png title=QQ图片20160108155449.png alt=QQ图片20160108155449.png/>
②  <img src=https://huaweicloudobs.ahjxjy.cn/3BB91EB6E052874B32BD66EBCB9A623C.png title=QQ图片20160108155501.png alt=QQ图片20160108155501.png/>
③  <img src=https://huaweicloudobs.ahjxjy.cn/C59EF8FE4EBAC1DA3BFB003260A88E88.png title=QQ图片20160108155514.png alt=QQ图片20160108155514.png/>
④  <img src=https://huaweicloudobs.ahjxjy.cn/777539F4B069324BEB0525AC3CD226B5.png title=QQ图片20160108155526.png alt=QQ图片20160108155526.png/>
【单选题】 <img src=https://huaweicloudobs.ahjxjy.cn/57132FE13F2DE4735F4D3F53FFED7853.png title=QQ图片20160108160451.png alt=QQ图片20160108160451.png/><img src=https://huaweicloudobs.ahjxjy.cn/171588FEB72EC6FE8DCA91F20C02650C.png title=QQ图片20160108160509.png alt=QQ图片20160108160509.png/>
①  <img src=https://huaweicloudobs.ahjxjy.cn/11764A0C995D64C8A00BCA06E16E2899.png title=QQ图片20160108160522.png alt=QQ图片20160108160522.png/>
②  <img src=https://huaweicloudobs.ahjxjy.cn/7BCA0CD43CAC629543F8E84CEC015783.png title=QQ图片20160108160534.png alt=QQ图片20160108160534.png/>
③  <img src=https://huaweicloudobs.ahjxjy.cn/4AC1282EA7A7C78218566A46FCCB23CD.png title=QQ图片20160108160546.png alt=QQ图片20160108160546.png/>
④  <img src=https://huaweicloudobs.ahjxjy.cn/36C21C21DE2405894D9ED59BC3F9E088.png title=QQ图片20160108160557.png alt=QQ图片20160108160557.png/>
【单选题】 <img src=https://huaweicloudobs.ahjxjy.cn/BB6602F8EBCDCBC4325AC6C2D402AC62.png title=QQ图片20160108172103.png alt=QQ图片20160108172103.png/><img src=https://huaweicloudobs.ahjxjy.cn/2185028B122EA820C3F12899EF40B3B5.png title=QQ图片20160108172114.png alt=QQ图片20160108172114.png/>
①  <img src=https://huaweicloudobs.ahjxjy.cn/CC23C6DB5BA0BF66BBFFC2864C452A86.png title=QQ图片20160108172123.png alt=QQ图片20160108172123.png/>
②  <img src=https://huaweicloudobs.ahjxjy.cn/EED4D03BD0C27BA6DF81137CB7AD483D.png title=QQ图片20160108172134.png alt=QQ图片20160108172134.png/>
③  <img src=https://huaweicloudobs.ahjxjy.cn/161D2BDBBB638F1AEC50FA43244D2A9D.png title=QQ图片20160108172143.png alt=QQ图片20160108172143.png/>
④  <img src=https://huaweicloudobs.ahjxjy.cn/3E2F5DB12481695A27D0760789A13712.png title=QQ图片20160108172158.png alt=QQ图片20160108172158.png/>
【单选题】 <img src=https://huaweicloudobs.ahjxjy.cn/BBB8E3C4510E904B05C742126FDC96DA.png title=QQ图片20160108171807.png alt=QQ图片20160108171807.png/>( )。
①  <img src=https://huaweicloudobs.ahjxjy.cn/57C04960EA06914228195ADDBAF1AF7D.png title=QQ图片20160108171817.png alt=QQ图片20160108171817.png/>
②  <img src=https://huaweicloudobs.ahjxjy.cn/74B85DE57CEEF52EAC7975989F0E4D41.png title=QQ图片20160108171827.png alt=QQ图片20160108171827.png/>
③  <img src=https://huaweicloudobs.ahjxjy.cn/CE7E5FCFC42563113DCE2493F8EB82D0.png title=QQ图片20160108171850.png alt=QQ图片20160108171850.png/>
④  <img src=https://huaweicloudobs.ahjxjy.cn/8B8831F25B6CE68E0CF1DF9EB86B01A0.png title=QQ图片20160108171859.png alt=QQ图片20160108171859.png/>
随机题目
【单选题】 He requested [] actually he pleaded that his name be withheld.
①  comma
②  dash
③  brackets
④  semicolon
【单选题】 The blizzard continued for a week [] subsequently, they began to run out of food.
①  comma
②  semicolon
【单选题】 I almost spent two hours on this exercise. Find any misplaced modifier in the sentence.
①  two
②  almost
③  on this exercise
【单选题】 Although born and educated in the countryside, Joed like to work [] the big companies are.
①  which
②  when
③  where
④  because
【单选题】 The jury [] discussing the murder case at court.
①  is
②  are
【单选题】 The police []looking for the escaped prisoner.
①  is
②  are
【单选题】 Small sailboats can eaily turn over in the water [] they are not managed carefully.
①  though
②  before
③  until
④  if
【单选题】 [] so many people want to live in cities is because they want to have fun in there.
①  Why
②  That
③  Whether
④  How
【单选题】 Which sentence is correct?
①  Afer finishing her composition, she took up the translation exercise.
②  Afer finishing her composition, the translation exercise was taken up.
【单选题】 Which sentence is correct?
①  Hurrying to the classroom, no one was there.
②  Hurrying to the classroom, she saw nobody there.