begin的過去式和過去分詞及意思

　　Slowly things began to improve.

　　慢慢地，情況開始好轉(zhuǎn)了。

　　He began to tie his shoelaces.

　　他開始系鞋帶。

　　Eleanor began to keep a diary.

　　埃莉諾開始記日記了。

　　The gold colouring had begun to rub off.

　　金黃色已經(jīng)開始剝落了。

　　American forces have begun a big landing.

　　美軍已經(jīng)開始大規(guī)模的登陸。

　　Rain had begun to streak the windowpanes.

　　雨已開始在窗玻璃上留下條痕。