问题
选择题
Betty arrived ____ London ____ the morning of June lst. [ ]
A. at; in
B. at; on
C. in; in
D. in; on
答案
答案：D
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Betty arrived ____ London ____ the morning of June lst. [ ]
A. at; in
B. at; on
C. in; in
D. in; on
答案：D