Learning aims: enable students to master some important words and phrases.
Learning procedures:
Step 1:Word information
1.unfortunately(adv.)-_________ (幸运的.adj)_________(幸运.n) __________(不幸.n)
2.unbelievable(adj.)-_________(相信.v.)_________(相信.n)__________(近义词adj.)
3.architect(建筑师.n)-______________(建筑.n)
4.authority(权威n.)-_____________(授权vt.)