![](https://lstatic.shangxueba.com/jiandati/pc/images/pc_jdt_tittleico.png)
http://nos.netease.com/edu-image/26D9FC1B761B427740E6C3309C710622.jpg?imageView&thumbnail=520x520&quality=100
A、http://nos.netease.com/edu-image/95D1B93F4A367CA4A1233E2320436299.png?imageView&thumbnail=520x520&quality=100
B、http://nos.netease.com/edu-image/898C4B6066DABF10E39DE3C1E2BD5361.png?imageView&thumbnail=520x520&quality=100
C、http://nos.netease.com/edu-image/045487CDC091D03357AA8897EA5C5C95.png?imageView&thumbnail=520x520&quality=100
D、R
![](https://lstatic.shangxueba.com/jiandati/pc/images/jdt_panel_vip.png)
![](https://lstatic.shangxueba.com/jiandati/pc/images/no_answer.png)