A、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1551347104465399b9390efae47629fb60d8b767b9a36image4.png" style="width:61px;height:41px;">
B、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/15513471045276ae516cceccf4c79bf83ea3b51ed9583image5.png" style="width:73px;height:44px;"><sub> </sub>
C、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/15513471045758afe80f0357d452e9cd924e953e96292image6.png" style="width:92px;height:44px;">
D、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/15513471046489b559819e148478e9a08d9baab16d3b6image7.png" style="width:77px;height:41px;">
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