世博会英语黑板报

　　ything has its time and that time must be watched.

　　万物皆有时，时来不可失。

　　 time when time cometh,lest time steal away.

　　时来必须要趁时，不然时去无声息。

　　 an opportunity is neglected,it never comes back to you.

　　机不可失，时不再来;机会一过，永不再来。

　　 hay while the sun shines.

　　晒草要趁太阳好。

　　ke while the iron is hot.

　　趁热打铁。