Adverbial Clause2nd状语从句经典(9)

★ Strike while the iron is hot. 趁热打铁 ★All things are difficult before they are ready. 万事开头难 ★ A friend is never known till a man has need. 需要之时方知友 ★ Where there is smoke, there is fire. 无烟不起火/无风不起浪 ★ As every thread of gold is valuable, so every 一寸光阴一寸金 moment of time.★ As a man sows, so he shall reap. 种瓜得瓜，种豆得豆