A、<img width="107" height="110" src="http://admintk.100xuexi.com/UpLoadImage/2016-09-29/60a09f36-bc0f-4552-9e23-0637ab0c1073.png" />
B、<img width="111" height="111" src="http://admintk.100xuexi.com/UpLoadImage/2016-09-29/972be4ce-e165-4131-86f4-feeb7080a2e0.png" />
C、<img width="110" height="115" src="http://admintk.100xuexi.com/UpLoadImage/2016-09-29/e233d0da-23b7-4c8c-b1cf-16b24265938d.png" />
D、<img width="118" height="117" src="http://admintk.100xuexi.com/UpLoadImage/2016-09-29/9697facf-0f66-48fa-818f-ce14aafe2b10.png" />