Unit4HistoryandTradition;1.Tolearntheusageofsomeimportantwords,phraseandsentencepatterns.

;拓展词汇;9.___________vt.宣布；通知；声称→____________________n.通知，布告→______________n.播音员，广播员

10.___________adj.慷慨的，大方的→_______________adv.慷慨地，大方地→________________n．慷慨；大方→（反）___________adj.小气的，刻薄的

11.___________adj.热切的，渴望的→___________adv.热心地，急切地→_________________n.渴望

12.___________n.诗人→___________n.诗→___________n.诗歌

13.___________vt.问候；迎接→___________n.致意；问候

14.______________adj.感觉的;感知的→______________n.感觉

15.___________n.人群；一群人；民众vt.挤满；使...拥挤→___________adj.拥挤的，挤满的

;1.puzzlen.谜；智力游戏；疑问vt.迷惑；使困惑

归纳拓展：

1)inapuzzle感到困惑

apuzzletosb.对某人来说是个难题

puzzleout仔细考虑；琢磨出······的答案

puzzleover/about苦思冥想;绞尽脑汁

2)puzzlingadj.令人困惑的

puzzledadj.感到困获的

3)beinapuzzleabout...=bepuzzledwith/about...对...困惑

;即学即练

单句语法填空

①Youmusthavebeentroubledbywhentosay“Iloveyou”becauseitisoneofthegreatest_______(puzzle)inourlife.

②Theirreasonfordoingitisstillapuzzle______me.

③Thesescientistshavebeenpuzzling__________howtosolvetheenvironmentalproblem.

④The_______lookonherfacesuggestedshewas_______overthe________mathsproblem.(puzzle);2.breakaway(fromsb./sth.)脱离；背叛；逃脱；摆脱

归纳拓展：

breakdown(机器)出故障；(谈判等)失败

breakin插嘴；闯入

breakout(战争、火灾等)爆发

breakup拆散；驱散；使(关系等)破裂；解散；分手

breakthrough取得突破；克服

breakoff断绝；中断；折断;①Thethieftriedto________________thepoliceman,buthefailed.

②Theelevator___________andwehadtowalkupthetenthfloor.

③HehappenedtobeinEnglandwhenthewar_________andhejuststayedon.

④Theyhopeto_____________soonintheirfightagainstthedisease.

⑤ButIheardshe__________withhernewfriend.;3.belongto属于；是...的一员

归纳拓展：

belongingsn[U]归属n[C][复数]所有物；财产；财物

注意：belongto没有被动形式，也不用于完成时和进行时。后面要接宾格代词或名词作宾语。但不能接名词所有格或名词性物主代词。belongingto做后置定语时，相当于含有关系代词+belongto的定语从句。;(1)单句语法填空

①Thehousehadbelonged_____he