1. 英語主從復合句結構轉換成漢語聯合復句結構
1)The boy sat down on a stone to take a pebble out of his shoe when he saw a stranger approaching him.
小孩坐在石頭上正打算從鞋里取碎石子,這時他看見一個陌生人朝著他走來。
2)Hardly had I got aboard when the train started.
我剛上火車,車就開了。
3)Our men had gone quite a distance off before the enemy's reinforcement troops came up.
我們的隊伍已經走得很遠了,敵人的增援部隊才趕上來。