问题
选择题
单项选择。
She didn't go to school yesterday (昨天) she was ill. [ ]
A. because
B. so
C. and
D. but
答案
答案：A
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单项选择。
She didn't go to school yesterday (昨天) she was ill. [ ]
A. because
B. so
C. and
D. but
答案：A