1、第51练空间、存在与特征类单词识记:across base exist throughapartasideboardbrowncentralcircledisappeargoldenoppositesurfaceupperwoodenfloatlocatesurroundfade短语扫描:aheadof在……前面asfaras远至……attheotherendof在……的另一端facetoface面对面地getcloseto靠近;接近infrontof在……前面;在……面前outof/beyondsb.’sreach某人够不到的