Unit 3 language in use 基础篇一、单项选择。1. –Uncle Sam said he ____________ my birthday party, but he never showed up.（2020 年江苏） - That’s Uncle Sam. He forgets everything!A. will attend B. would attend C. has attended D. had attended【答案】B【解析】— — — —句意：山姆大叔说他会...
