book4 课件module 6(book 4).ppt

module6unexplainedmysteriesofthenatureworld,topic:unexplainedmysteriesofthenatureworldgrammar:mayhave,mighthave,taskonereadthepassagethemonsteroflaketianchiandfillintheblanks,the“monsteroflaketianchi”,_seemedtobeblackincolour,wastenmetresformtheedgeofthelakeduringthemostrecentsighting.althoughnoonereallygotaclearlookatthe_(mystery)creature,alocalphotographerclaimedthatitsheadlookedlikeahorse.agroupofsoldiers,_werewalkingalongthesideofthelake,watchedthecreature_(swim)forabuttwominutes.anvisitorwithhisfamilyalsosawtheroundblackcreaturemovingquicklythroughthewater.hesaidheandhisfamilywereabletoseethemonsterclearly_theweatherwasfineandthelakewascalm.,which,mysterious,who,swimming,because,there_(be)reportsofmonstersinlaketianchisincethebeginningofthelastcentury,althoughnoonehasseenonecloseup.manypeoplethinkthemonstermaybeadistantcousinofthelochnessmonsterinscotland.theyalsothinkthattheremightbesimilarcreaturesinotherlakesaroundtheworld.scientists,_,areskeptical.theysaythatthelow-temperaturelakeis_(like)tobeabletosupportsuchlargelivingcreatures.laketianchiisthe_(high)volcaniclakeintheworld.itis2.189highandcovers_areaofabouttensquarekilometers.,havebeen,however,unlikely,highest,an,tasktwofillintheblanks.monsterorfish,fishermenandsailorssometimesclaimtohaveseenmonstersinthesea.thoughpeoplehaveoftenlaughedatstories_(tell)byseamen,itisnowknown_manyofthese“monsters”whichhaveattimesbeensightedaresimplystrangefish.occasionally,unusualcreaturesarewashedtotheshore,_theyarerarelycaughtoutatsea.sometimeago,however,apeculiarfish_(catch)nearmadagascar.asmallfishingboatwascarriedmilesouttoseabythepowerfulfishasitpulledontheline.,told,that,but,wascaught,_(realize)thatthiswasnoordinaryfish,thefishermanmadeeveryeffort_(notdamage)itinanyway.whenitwaseventuallybroughttoshore,itwasfoundtobeoverthirteenfeetlong.ithadaheadlikeahorse,bigblueeyes,_(shine)silverskin,andabrightredtail.thefish,whichhasbeensenttoamuseum_itisbeingexaminedbyscientist,iscalledanoarfish.suchcreatureshaverarelybeenseenalivebyman_theyliveatadepthofsixhundredfeet.,realizing,nottodamage,shining,where,as/because,taskthreeusemay/might+have+donetocompletethesentences.,thedinosaurs_(disappear)becausetheclimatechanged.2.thetouristoffice_(invent)themonstertoattracttourists.3.thedragondoesntexisttodaybutit_(be)ahugesnake.4.tom_(see)ayetiwhenhewasclimbinginthehimalayas.5.unicorns(独角兽)_(exist)inancienttimes