A、<img width="297" height="66" src="http://admintk.100xuexi.com/UpLoadImage/2016-09-30/55dcf2f2-5c25-4b71-85a5-a2983d32b56d.png" />
B、<img width="305" height="60" src="http://admintk.100xuexi.com/UpLoadImage/2016-09-30/0437a0a0-c1dd-4567-8364-d76644e3f499.png" />
C、<img width="307" height="72" src="http://admintk.100xuexi.com/UpLoadImage/2016-09-30/56244f4f-0b9d-4374-b6bc-c4101c24790a.png" />
D、<img width="311" height="60" src="http://admintk.100xuexi.com/UpLoadImage/2016-09-30/69379f28-1e9a-4411-8a8c-48cef4efa186.png" />