来自付汉成的问题
Myfathergetsup()6o'clockeverymorningA.atB.inC.byD.on请说明理由
Myfathergetsup()6o'clockeverymorning
A.at
B.in
C.by
D.on
请说明理由


Myfathergetsup()6o'clockeverymorningA.atB.inC.byD.on请说明理由
Myfathergetsup()6o'clockeverymorning
A.at
B.in
C.by
D.on
请说明理由
at具体时间要用at