1.He has completed work.他已完成了那项工作。 (表结果) 非延续性动词到延续性动词的转换非延续性动词到延续性动词的转换:ar vebeher star sick, asl eep) sick, asl eep) get upbe up go out outfi ni sh overput I´veknown him since 我从那时起就认识他了。(表经历)非延续性动词到延续性动词的转换非延续性动词到延续 性动词的转换:ar vebeher start sick,asl eep) sick, asl eep) get upbe up go out outfi ni sh overput until从句的差异非延续性动词到延续性动词的转换非延续性动词到延续性动词的转换:ar vebeher star deadfal (sick, asl eep) sick, asl eep) get upbe up go out nish overput 延续动词用于肯定句,表示"做……直到……"非延续性动词到延续性动词的转换非延续性动词到延续性动词的转换:ar vebeher allil sick, asl eep) sick,asl eep) get upbe up go out nish overput 瞬间动词用于否定句,表示"到……,才……"非延续性动词到延续性动词的转换非延续性动词到延续性动词的转换:ar vebeher allil sick, asl eep) sick,asl eep) get upbe up go out nish overput eg.