第12题: [单项选择]None of us expected the president to ___ at the party. We thought he was still in hospital. A. turn in B. turn down C. turn out D. turn up 参考答案:D 答案解析:[解析] 本题考查由动词turn构成的动词词组。turn up表示“出现,现身”,相当于appear,在此符合题意。因此,选项D为正确答案。 [避错指南] 选项A(上缴)、B(拒绝)和C