问题
选择题
_____ Saturday morning, his father usually gets up _____ eight-thirty. [ ]
A. At; at
B. On; in
C. At; in
D. On; at
答案
答案：D
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_____ Saturday morning, his father usually gets up _____ eight-thirty. [ ]
A. At; at
B. On; in
C. At; in
D. On; at
答案：D