问题
选择题
Tom was so wild about computer games that he would stay online for ten hours ________ a day.[ ]
A. in the end
B. in particular
C. on end
D. on purpose
答案
答案：C
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Tom was so wild about computer games that he would stay online for ten hours ________ a day.[ ]
A. in the end
B. in particular
C. on end
D. on purpose
答案：C