单选题 None of us expected the president to ______ at the party. We thought he was still in hospital.

【正确答案】 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(生产)都不符合题意,均可排除。