问题
选择题
______ Sunday Sandy stays _______ home all day. [ ]
A. In; at
B. On; in
C. At; on
D. On; at
答案
答案：D
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______ Sunday Sandy stays _______ home all day. [ ]
A. In; at
B. On; in
C. At; on
D. On; at
答案：D
）指().