A、<IMG src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/staticQuestionImg/f66c689b-6f7b-42b0-bc03-5dd653f3c4bc.jpg"title="image81.jpg" alt="image81.jpg"/>
B、<IMG src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/staticQuestionImg/a7b9b1f8-bc0a-4842-8125-9549f0334d23.jpg"title="image82.jpg" alt="image82.jpg"/>
C、<IMG src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/staticQuestionImg/3db66689-c839-4d8a-9b6c-52cd5458e7e3.jpg"title="image83.jpg" alt="image83.jpg"/>
D、<IMG src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/staticQuestionImg/d5efd08b-d1da-4ae3-a2fa-26c0443f9b7c.jpg"title="image84.jpg" alt="image84.jpg"/>