1.change : 指任何變化,完全改變,強調(diào)與原先的情況有明顯的不同.

Flyovers have changed the face of the city.(立交橋改變了城市的面貌.)

2.alter : 常指輕微的改變,強調(diào)基本上保持原物、原狀的情況下所進行的部分改變.

As times alter, men's affections change.(時過境遷.)

3.vary : 暗示不規(guī)則或斷斷續(xù)續(xù)地變.

Old people don't like to vary their habits.(老年人不喜歡改變他們的習慣.)