问题描述：
Michael might have come to school in the for Professor Browning's lecture ____.
A.if he got up earlier
B.unless he had got up earlier
C.but he had gotten up so late
D.but he got up rather late
这道题的答案给的是D,但我选的是A.为什么选D不选A?
A.if he got up earlier
B.unless he had got up earlier
C.but he had gotten up so late
D.but he got up rather late
这道题的答案给的是D,但我选的是A.为什么选D不选A?
问题解答：
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