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】[考点] 动词词组辨析
[解析] D项turn up表示“出现，现身”，相当于appear，与后一句“我们以为他还在医院”构成合理逻辑。故选D。