A、<img width="46" height="52" id="图片 107" src="http://admintk.100xuexi.com/UpLoadImage/2017-08-17/4b251c8e-8f62-444e-8fe5-58613c37b5d2.png" />
B、<img width="46" height="50" id="图片 108" src="http://admintk.100xuexi.com/UpLoadImage/2017-08-17/360728dc-65f5-49aa-af9f-b7e6aaa23eb2.png" />
C、<img width="52" height="53" id="图片 109" src="http://admintk.100xuexi.com/UpLoadImage/2017-08-17/1aa23537-4cdb-4d91-98e1-aa86662ace48.png" />
D、<img width="57" height="50" id="图片 150" src="http://admintk.100xuexi.com/UpLoadImage/2017-08-17/79d842e4-46e9-4c75-a4a3-012211e69a2e.png" />