A、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/15276477444951d1a9d3af49840c8a0f5dcefe4fdac6bimage9.png">
B、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/15276477446138c96a2cbb5f544e797983ac9fcb420f0image10.png">
C、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1527647744822dcb432e50b8e41529fa55941aa2c059aimage11.png">
D、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1527647744950b153df6d8f20498d971dbfaf5f41e8ccimage12.png">
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