A、<img src="https://img.ppkao.com/2015-10/liuziyi/2015102815513098179.jpg">
B、<img src="https://img.ppkao.com/2015-10/liuziyi/2015102815513239954.jpg">
C、<img src="https://img.ppkao.com/2015-10/liuziyi/2015102815513531254.jpg">
D、<img src="https://img.ppkao.com/2015-10/liuziyi/2015102815513753887.jpg">