A、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1526004914019e44515f391c6457085837edb3778e22dimage15.png">><img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/152600491412438591e416d1f4446b417a36a94df7113image16.png">
B、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/15260049142480d986b2a12444392aa40fdf503bad938image15.png"><<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/15260049143194a725e1c7e2f4aeca8ce0bff160006deimage16.png">
C、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1526004914423ecc53c8989a1458c87abb3856a01186eimage13.png"><<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/15260049145068ce326b93dab400283a30ac5fc4bba4fimage14.png">
D、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/15260049145898442f2d49f004fcbb3fee0b441c20c8aimage13.png">><img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1526004914693513948c5bf2541b3912df8c29fe7f88dimage14.png">
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