1开始做某事 get down to doing sth 开始做某事 stick to doing sth 坚持做某事 take to doing sth 喜欢上做某事 ...2 认真处理某事 ⑴ get down to doing sth 开始做某事,认真处理某事 ⑵ look forward to doing sth 盼望做某事 ...3 开始着手做某事 get down to doing sth 开始做某事 ; 认真处理某事 ; 开始着手做某事 get bored doing sth 烦做某事 Get tired of doing sth 厌烦做某事 ...