题干

Mary is ill today. If she ______ ill, she _______ absent from school.
A.weren’t; couldn’t beB.wasn’t; wouldn’t have been
C.wasn’t; wouldn’t beD. weren’t; won’t be
上一题 下一题 0.85难度 单项选择 更新时间:2013-05-23 09:41:13

答案(点此获取答案解析)