Unit7What’sthehighestmountainintheworld
SectionAsquaren
平方metern
米deepadj
深的desertn
沙漠populationn
人口Asian
亚洲tourv
旅行touristn
旅行者walln
墙amazingadj
令人大为惊奇的ancientadj
古代的wideadj
宽的;宽阔和Thesecondlongestriverintheworld-Doyouknowitsname
-ItisAmazon
-Doyouknowhowlongitis
-It’sabout6,500kilometerslong
Theworld’shighestmountainintheworld
Doyouknowhowhighitis
Itis8,844metershigh
QomolangmaDoyouknowSaharaisthebiggestdesertintheworld
Yes,itisabout9,600,000squarekilometersinsize
Saharasizen
大小[C][U]What’sthesizeofthepark
尺码,号[C]Thisshirtisyoursize
Theworld’sdeepestsaltlakeTheCaspianSeaDoyouknowthathowdeeptheworld’sdeepestSaltlake
Yes,itis1,025metersdeep
ThelongestriverinAsia
TheYangtzeRiverDoyouknowthattheYangtzeRiveristhelongestriverinAsia
Yes,itis6,300kilometerslong
It’s8,844metershigh
它有8,844米高