A、<img src="http://img.wangxiao.cn/examfiles/imgcache/attached/image/20140609/20140609235057_7942.jpg" height="28" width="36" />

B、<img src="http://img.wangxiao.cn/examfiles/imgcache/attached/image/20140609/20140609235102_8411.jpg" height="26" width="37" />

C、<img src="http://img.wangxiao.cn/examfiles/imgcache/attached/image/20140609/20140609235108_7473.jpg" height="28" width="44" />

D、<img src="http://img.wangxiao.cn/examfiles/imgcache/attached/image/20140609/20140609235116_9035.jpg" height="26" width="36" />