A、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1559275348141e69a938812254725853aa2971995670eimage46.png"style="width:77px;height:26px;"/>
B、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1559275348195275c328cfdee497ca7c9be8e37a46bb8image47.png"style="width:69px;height:29px;"/>
C、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1559275348260840c79f580aa4110abf01f066704aabdimage48.png"style="width:72px;height:29px;"/>
D、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/15592753483266b74a2c0aa3f419fad90b056b0f859a5image49.png"style="width:80px;height:22px;"/>