精选优质文档-倾情为你奉上Unit4 易混淆单词和短语辨析1. 辨析:across, cross, through, alongacross是介词,意为“在对面;横穿;穿越”,常与go, run, swim等动词搭配。cross作动词,意为“穿过;横穿”。还可作名词,意为“十字;十字路口”。throughthrough穿过,通过,强调从内部“穿过”,含义与in有关。along意为“沿着”,指沿着一条直线在水平方向上运动。如:Go across the bridge, and you can find it. 穿过桥,你就会找到它。The old man is crossing the road. 这位老人正在过马路。Go along the road and turn left at the first cross.沿着这条路直走,在第一个十字路口左转。The thief got in through the window.小偷是通过这扇窗户进来的。2. 辨析: laugh, smilelaughlau