问题
选择题
They have a maths lesson ________ two o'clock ________ wednesday afternoon. [ ]
A. at; on
B. at; in
C. in; on
D. in; in
答案
答案：A
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They have a maths lesson ________ two o'clock ________ wednesday afternoon. [ ]
A. at; on
B. at; in
C. in; on
D. in; in
答案：A