fall

　　The leaves fall in autumn. 此句中fall用作動詞,意為落下,下降,這是其常用法。fall還有其它用法。如:

　?、買 had a fall and broke my arm. (fall用作名詞,意為跌落,掉下,降落。)

　?、贠ur holiday plans fell through because of bad weather. (fall through 意為落空,未能實現,成為泡影。)

　?、跰y car is falling apart. (fall apart意為破裂,破碎,散架。)

　?、躓e fell about (laughing) when we heard the joke. (fall about意為無法控制地大笑。)

　?、軸am, please fall back on old friends in time of need. (fall back on意為求助于,退到。)