后接原因狀語從句

Lesson53

HOTSNAKEMIASummarywriting2NowthatfiremenhaveputoutabigforestfireinCalifornia,theyhavebeentryingtodiscoveritscause.

nowthat:既然，后接原因狀語從句

eg.Nothateveryonehascome,let’sbeginourparty.2.Therewasnoevidencethatitwasstartedbybrokenglassorbyacigaretteend.

that引導同位語從句，解釋說明前面名詞的內(nèi)容，在從句中不做成分，只起引導作用，不可省略。

能引導同位語從句的名詞：news，idea,fact,question,promise,hope,message,suggestion,dream,thought等2SummarywritingEg.IhaveadreamthatonedayIcanbeateacher.Idon’tknowthefactthathehasreadthebook.同位語從句vs定語從句

ThenewsthatIhavepassedtheexamistrue.Thenewsthathetoldmejustnowistrue.3.Howeverafiremanhasjustsolvethemystery4.Henoticedtheremainsofasnakewhichhadbeendroppedbyabirdontosomeelectricwires.5.Inwindingitselfroundthewires,thesnakehadsentSparkstotheground,andthesecausedthefire.3KeyStructures1.一般過去時（thesimplepast)

was/were;動詞的過去式時間狀語：ago,yesterday,thedaybeforeyesterday,lastweek(year,night,month),in1987,justnow,attheageof,oneday,longlongago,onceuponatime2.現(xiàn)在完成時（thepresentperfect)

has/havebeenhas/havedone

時間狀語：recently,lately,since,for,inthepastfewyears/days…,sofar,ever,never,just,yet,till,uptonow,always3.現(xiàn)在完成進行時（simpleandcontinuous）

has/havebeendoing

時間狀語：recently,lately,since,for,inthepastfewyears/days…sofar,ever,never,just,yet,till,uptonow,always04Specialdifficultsthrowto,throwat,throwawayForestfiresareoftencausedbycigaretteendswhichpeoplecarelesslythrowaway.HethrewtheballtomeandIcaughtit.Theboythrewastoneatthewindowandbrokeit.Eg.Themanthrewsomemeat()hisdogs.Theteacherthrewsomechalk()aboywhowasn’tlistening.Pleasethrowthatbook()me.Don’tthrowtherubbish().

toattoaway4Specialdifficults.b.QuiteandquietTheywerealsoquitesurethatacigaretteenddidnotstartthefire.Theclasskeptveryquietduringthelesson

eg.Thechildrenarevery().What’sgoingon？

I’m()certainthatthesearemybooks.

quietquite

4SpecialdifficultsCauseandreasonAfiremandiscoveredthecauseofthefire.Whatcausedthefire?Thatisthereasonwhyheleft.Ireasonedwithhimforhours,butIcouldn’tpersuadehismind.Eg.The()ofthefireisunknown.The()whyhewaslateisthathemissedthebus.Shedidn’tgiveany()forleaving.causereasonreason4Specialdifficultsd.DropandfallAbirdhaddroppedthesnakeontothewires.Hefelldownthest