A、<img src="http://s3.qsxt.info/exams/201906/2e028733-f8b6-4d7f-8930-1c4e9becefec.png"/>
B、<img src="http://s3.qsxt.info/exams/201906/f6317d8c-118e-4cde-b8cc-bd53045bcbc0.png"/>
C、<img src="http://s3.qsxt.info/exams/201906/4828efda-8cb9-438b-8203-9807c532defb.png"/>
D、<img src="http://s3.qsxt.info/exams/201906/d6432a88-1c40-4bb5-a397-c2e9a71c5695.png"/>
查看答案