课件34张PPT。课前预习课堂探究当堂检测square meter deep desert population Asia tour tourist wall ancient protect wide feel free as far as I know the highest higher any other the biggest population a lot bigger one of the oldest countries much older than As far as man-made as big as the 形容词最高级 可数名词复数 one of the longest rivers one of the strongest students square population deep desert Asia tourists amazing bigger highest students 课件21张PPT。课前预习课堂探究当堂检测achievement thick include condition succeed achieve force nature ocean take in in the face of even though/if One of most dangerous Even more serious include to take in as to succeed challenge themselves in the face of spirit shows give up achieve our dreams 包括，包含 include including included 成功 成功做某事 successful successfully to succeed in succeeded in saving saved successfully nature Thick Pacific achieved conditions climbing including to reach finishing reasons oldest more dangerous 课件16张PPT。课前预习课堂探究当堂检测weigh birth adult at birth up to weighs many times more live up to 重量是，称……的重量 weighed at birth 课件28张PPT。课前预习课堂探究当堂检测bamboo research keeper awake excitement illness whale wild government oil protection huge walk into fall over or so are preparing for run over with excitement walk into fall over so popular that there are living die from spend eating 跑过去 走路时撞着 绊倒 fall over ran over walked into 名词 died from died of preparing excitement illnesses spent finishing remaining or so with excitement died from protect from preparing for
