Be/get done短语总结1.be lost in 埋头于，迷失在……中2.be buried in 沉思，全神贯注于...3.be absorbed in 专心于...；全神贯注于...4.be engaged in参与；从事于；忙于5.be devoted to sth. 献身于忠诚于致力于6.be dedicated to sth. 奉献；从事于；献身于7.be committed to...

一、be tired from sth  因……而疲乏，比如因做家务而累，偏重身体上的，强调造成累和疲劳是有原因的，例如：I'm tired from doing homework.我做作业做得很累。I'm so tired from working out all afternoon.运动了一整个下午，我累坏了。Are you tired from walking all that w...

一、动词变名词1.动词后加-er /-or /-essfarm耕种→farmer农民teach教→teacher老师work工作→worker工人report报道→reporter记者own拥有→owner拥有者paint画,粉刷→painter画家speak 说→speaker演讲家act扮演→actor男演员visit参观→visitor观光者invent发明→inventor发明家wait等...

现在时、以-ing和-ed结尾的形容词用法巩固练习一、用所给动词的适当形式填空1. My classmate       (know) the man on the bike.2. His sister usually       (go) to school at 7:00 am.3. Lin Tao     &...