问题
选择题
After schoo
l I found Mother was in bed sick. ____ Mother was ill, I should do something for her.[ ]
A. So
B. Though
C. Since
D. If
答案
答案：C
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After school I found Mother was in bed sick. ____ Mother was ill, I should do something for her.[ ]
A. So
B. Though
C. Since
D. If
答案：C