2. As they make their way down the river,they have a number of exciting adventures.
隨著他們順河而下，他們經歷了許多刺激的冒險。
make one's way (to) 向……前進；前往
They made their way to the forest.
他們前往森林。
make way for 讓……通過；給……讓路
find one's way (to…)找到(去……)的路
feel one's way 摸索著前進
fight one's way 奮勇前進
force / push one's way 擠(出)路前進
Many houses were pulled down to make way for a square.
許多房屋被拆毀，騰出地方建一個廣場。

3. He arrived in New Orleans without a penny in his pocket only to find that there were no boats for South America.
他身無分文地來到新奧爾良，結果發現沒有去南美洲的船。
該句中only to find that...是不定式作結果狀語，only和不定式搭配作結果狀語多指意料之外的結果。
He lifted a stone only to drop it onto his own feet.
他搬起石頭卻砸了自己的腳。
現在分詞也可以作結果狀語，但它表示的是由前邊的動作自然而然地導致后邊的結果。
A big earthquake hit Wenchuan on May 12,2008 causing many deaths.
2008年5月12日汶川發生了大地震，造成了許多傷亡。