A、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1487990612389f5662f24c6cc463ab1c447f0dc66867eimage11.png">
B、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/148799061242323462f75824247ec8807a64a5945dd60image12.png">
C、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1487990612460275e578e7ec84e75bfbae84d26789e34image13.png">
D、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/14879906125052d7294e795fc4c1db05b9045607c5180image14.png">
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