下学期unit20高二英语课件

识别contradiction矛盾，专业的discipline纪律，反驳Pre-readingAreculturalrelicsfacingdangerssometimes?Whatmaycausedangerstothem?ThreatstoournationaltreasuresFast-readingWhatthreatsournationaltreasures?Whathasthegovernmentdotothethreats?Whatthreatsournationaltreasures?Whathasthegovernmentdotothethreats?1Theygetdamagedorlost2ThegovernmenthashelpspreadthebasicknowledgeamongthepopulationWhyaretheydamagedorlost?Whatisthebasicknowledge?Careful-readingWhyaretheydamagedorlost?Whatisthebasicknowledge?Peoplefailto__________________________________whoaretheworst，训练restore使…复原identify鉴定，Words:professional职业的，searchforvaluableobjectstaketherightstepsTreasurehuntersStopconstructionworkTellthepoliceCareful-reading1Whywouldsomepeopleworrywhetherornottoinformthepoliceofafindontheirland?2Whatproceduresdoarchaeologistshavetofollowwhendoingtheirwork?Theyfearthatarchaeologistsmaycomefornothing幻灯片8andthatiftheytakearealinterestin幻灯片9thesiteandspendmuchtimearounditsothatitwould，