A、<img src="http://admintk.100xuexi.com/UpLoadImage/2013-05-07/ba835c94-33a4-4357-8951-c5a832a241de.jpg" width="48" height="43" />
B、<img src="http://admintk.100xuexi.com/UpLoadImage/2013-05-07/6c7270e4-c5b0-4648-883e-6034b141f352.jpg" width="45" height="43" />
C、<img src="http://admintk.100xuexi.com/UpLoadImage/2013-05-07/6769f94c-15e9-4ef5-bce7-663718501026.jpg" width="42" height="43" />
D、<img src="http://admintk.100xuexi.com/UpLoadImage/2013-05-07/d5db40c3-6d3d-4e17-826b-46152361c261.jpg" width="48" height="45" />