（ ）.
A、<br/><IMG src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/staticQuestionImg/57dbc575-f8cd-490d-8145-b260ef8d93c6.bmp"title="109101135648_132.bmp" alt="109101135648_132.bmp"/>
B、<br/><IMG src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/staticQuestionImg/31d446ee-a096-410f-90cb-a424dc73fae2.bmp"title="109101135736_133.bmp" alt="109101135736_133.bmp"/>
C、<br/><IMG src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/staticQuestionImg/b7d20e93-e3b0-4235-a6a9-c69db1feff48.bmp"title="109101135748_134.bmp" alt="109101135748_134.bmp"/>
D、<br/><IMG src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/staticQuestionImg/fa13a257-b15a-4ce9-a669-c54de88c7bc6.bmp"title="109101135759_135.bmp" alt="109101135759_135.bmp"/>
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