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英语 高中 · 高三 译林版 · 选择性必修第四册 单选题 ★★★★★ 编号 #10399
She looks as though she ___ ill for quite a few days.
A. has been
B. had been
C. is
D. was
章节：虚拟语气 · 知识点：虚拟语气 · 标签：虚拟语气,语法
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