托福機(jī)經(jīng)寫作
一、Dearth desert中"stone movement"現(xiàn)象的三個(gè)理論假設(shè)。
reading:1、wind power:尤其是the slide muddy floor after rain,從移動(dòng)痕跡上看跟風(fēng)向一致的。2、ice formation;3、human activities with eloquent joke.
listening:1、muddy land 會(huì)產(chǎn)生friction,stone也會(huì)陷進(jìn)去，再大的風(fēng)也不可能對(duì)石塊進(jìn)行這種位移。2、那里可是disert，limited water and **，無法形成enough ice to do the transportation.3、至于人為，沒有footprint,甚至是一些作為輔助的動(dòng)物例如馬的trail都沒有，而在這樣的muddy land上移動(dòng)rocks, 不留下腳印是不可能的啦。
二、people should not focus the information around the world that with little relation with their daily life.(差不多這個(gè)意思)