Unit 3 Back to the past1.bury v.埋葬;掩埋;隐藏归纳拓展The true facts are buried in a secret government report
事实真相被掩藏于政府的一个秘密报告中
活学活用(1)She was sitting with her head ________ (埋头于) in a newspaper
(2)________ deep down in the earth,the dead forests rotted away and became coal
(2010·南通月考)A.Burying B.BuriedC.To bury D.Having buried2.concerned adj
关心的,担忧的;焦虑的;相关的________ n.关心,关注;(利害)关系;vt
涉及;关系到;(使)担忧________ prep
有关;关于归纳拓展(1)I was concerned that he might have no money and not be able to afford something to eat
(2010·重庆,阅读理解 A)我担心的是他或许没有钱买不起吃的
(2)We were concerned with accomplishing the task at hand
我们参与完成了手边的这项任务
活学活用(1)Besides doing his research work,Professor Li ①________________________ (从事) social work
For example,he ②________________________ (关心)world peace and human progress
He also makes it cle