A、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/159011475288964ec7431aa8c49ac9822c056ac82eca7image37.png"style="width:38px;height:22px;"/>
B、B<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1590114752954ebb743a9aa22415593ee6314a40dd485image38.png"style="width:40px;height:22px;"/>
C、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/15901147530018046e1115c9b44fe8dbff054fe0c4ff8image39.png"style="width:40px;height:22px;"/>
D、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/15901147530789acd0dcd26ca4231843a90d22355308bimage40.png"style="width:40px;height:22px;"/>
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