I used to go to sleep my bedroom light .A. with, openB. with, onC. and, openD. in, on

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A. with, open
(答案→)B. with, on
C. and, open
D. in, on
解析：go to sleep 睡觉 with my bedroom light on (介词短语作伴随状况状语)卧室灯亮着 意思:我开灯睡觉。Open为及物动词，不能单独用在句尾。