问题
选择题
The old man fell ill. He didn't get up ______ 8 o'clock. [ ]
A. after
B. till
C. until
D. before
答案
答案：C
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The old man fell ill. He didn't get up ______ 8 o'clock. [ ]
A. after
B. till
C. until
D. before
答案：C