【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/6968715EDC969470EB6D39FB6FD9D418.jpg title=11.jpg alt=11.jpg/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/2857F9CADC57CBF009FC4837FB199227.jpg title=11-1.jpg alt=11-1.jpg/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/FB45560020AFA6046A1B523CF0C17E2A.jpg title=11-2.jpg alt=11-2.jpg/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/FEF8A16F1C2C19B5FB20B92AD4C049AB.jpg title=11-3.jpg alt=11-3.jpg/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/77E111607428989AFE05DE670069A105.jpg title=11-4.jpg alt=11-4.jpg/>
【单选题】
<img title=10-D.jpg alt=10-D.jpg src=https://huaweicloudobs.ahjxjy.cn/225A10C113E960B28F7CE357A870FEAE.jpg/>
①
<img title=10-1.jpg alt=10-1.jpg src=https://huaweicloudobs.ahjxjy.cn/A50DA826FA9E71C6280AB9946C0D900E.jpg/>
②
<img title=10-2.jpg alt=10-2.jpg src=https://huaweicloudobs.ahjxjy.cn/05B13E84317C1B6DE11AD5EB6EF6B4EE.jpg/>
③
<img title=10-3.jpg alt=10-3.jpg src=https://huaweicloudobs.ahjxjy.cn/3ACF9A13F15BE8621E2D5B4A4317D715.jpg/>
④
<img title=10-4.jpg alt=10-4.jpg src=https://huaweicloudobs.ahjxjy.cn/6E5D4133901F62A4885329248D0F7583.jpg/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/06196796107054878F90C01597CA1BD5.jpg title=7.jpg alt=7.jpg/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/96C1A0A336CA9FE844570B48B4780989.jpg title=7-1.jpg alt=7-1.jpg/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/B12C8B66A8892B0F92CA284286FA2F2F.jpg title=7-2.jpg alt=7-2.jpg/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/1714902A08E150B51405F787B3A1FFD4.jpg title=7-3.jpg alt=7-3.jpg/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/78EE1250FBF79AC2BC7A50C3F8A97BF1.jpg title=7-4.jpg alt=7-4.jpg/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/41A81648BC3CD52B216390475CC7B4BD.jpg title=10-B.jpg alt=10-B.jpg/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/D79E2328BA891DACF372602C709A049D.jpg title=10-1.jpg alt=10-1.jpg/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/9993C27A197FBF9455EDE0A02087FC7C.jpg title=10-2.jpg alt=10-2.jpg/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/3B6DE587BCDCC21E03867C4881574DEB.jpg title=10-3.jpg alt=10-3.jpg/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/C26767C0F50E18E6C8ACDCB147B1C7D4.jpg title=10-4.jpg alt=10-4.jpg/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/E79AA865FCAA3D5A8329A71722DBF9FD.jpg title=16.jpg alt=16.jpg/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/867953BDFA9BFA60C7E30878B98CC69B.jpg title=16-1.jpg alt=16-1.jpg/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/41C2BC91A581FC9FAFF4BA2ED88B1153.jpg title=16-2.jpg alt=16-2.jpg/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/6D481EE7B978B67E25D4C662D1C39F0B.jpg title=16-3.jpg alt=16-3.jpg/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/A179D4F86375B6718FF077E01CDCB9DC.jpg title=16-4.jpg alt=16-4.jpg/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/4577551A2CA5599FCDABFD0285CECACA.jpg title=3-D.jpg alt=3-D.jpg/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/A8C0D913E5540380E4EDC0B3F89F4467.jpg title=3-1.jpg alt=3-1.jpg/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/915AD5935129EBC1319DFDC69230BEDD.jpg title=3-2.jpg alt=3-2.jpg/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/4AA2B65E408F7A083A908AE07AB78E5E.jpg title=3-3.jpg alt=3-3.jpg/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/107C49CC4DE7B2B9189E8A18BCB27BB2.jpg title=3-4.jpg alt=3-4.jpg/>
【单选题】
<img title=10-B.jpg alt=10-B.jpg src=https://huaweicloudobs.ahjxjy.cn/A5EC86BCC8F3E84C57F2719375934710.jpg/>
①
<img title=10-1.jpg alt=10-1.jpg src=https://huaweicloudobs.ahjxjy.cn/8EB1BEC7DE91094EB44AF7C969B93E6D.jpg/>
②
<img title=10-2.jpg alt=10-2.jpg src=https://huaweicloudobs.ahjxjy.cn/F127130E3D977B75F0B1D23B4B47279C.jpg/>
③
<img title=10-3.jpg alt=10-3.jpg src=https://huaweicloudobs.ahjxjy.cn/1D6A3E5018056A3975E96CDF13A477A3.jpg/>
④
<img title=10-4.jpg alt=10-4.jpg src=https://huaweicloudobs.ahjxjy.cn/C189E7D08FEE579D9451BECDD3BA64B0.jpg/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/BF45ED28E1ACE828EE9EABEFDD50334E.jpg title=49-A.jpg alt=49-A.jpg/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/989A6A3DFEE9C3DC2CEEC0C67AAA905B.jpg title=49-1.jpg alt=49-1.jpg/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/AA3E2D9FE76070FD0D23A6BA7B91FAE2.jpg title=49-2.jpg alt=49-2.jpg/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/B83E3FD8E6D8217C2FB28CFC2A165B74.jpg title=49-3.jpg alt=49-3.jpg/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/A4DD6E3EEB9A92693A61E82C4735922E.jpg title=49-4.jpg alt=49-4.jpg/>
【单选题】
<img title=20-A.jpg alt=20-A.jpg src=https://huaweicloudobs.ahjxjy.cn/DCCFE5D10E18DBD559897AEFF81AB5A0.jpg/>
①
<img title=20-1.jpg alt=20-1.jpg src=https://huaweicloudobs.ahjxjy.cn/51828B144D1E95454FC6B7DD642A1E0E.jpg/>
②
<img title=20-2.jpg alt=20-2.jpg src=https://huaweicloudobs.ahjxjy.cn/2FFF5F48FD41D433CE7F6C78A28626DC.jpg/>
③
<img title=20-3.jpg alt=20-3.jpg src=https://huaweicloudobs.ahjxjy.cn/F17F97946652E9DD143141E0FB8A4B14.jpg/>
④
<img title=20-4.jpg alt=20-4.jpg src=https://huaweicloudobs.ahjxjy.cn/00FE36327A795A4F604CC6BD4E06457C.jpg/>
【单选题】
若等差数列的第5项与第9项的和是<img src="20190809/1565313968381221.jpg" title="1565313968381221.jpg" alt="图片1.jpg"/>，则第7项是( )
①
17
②
<img src="20190809/1565314056237133.jpg" title="1565314056237133.jpg" alt="图片2.jpg"/>
③
<img src="20190809/1565314063320431.jpg" title="1565314063320431.jpg" alt="图片3.jpg"/>
④
<img src="20190809/1565314087872850.jpg" title="1565314087872850.jpg" alt="图片4.jpg"/>
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