新概念英語第三冊逐句精講語言點 第32課 一艘沉船(5)

　　From a heavy gun that was raised, the captain realized that theship must have been a cruiser. In another chest, which contained the belongings of aship's officer, there was an unfinished letter which had been written on March 14th, 1943. The captain learnt from the letter that the name of the lost ship was the Karen.

　　13. From a heavy gun that was raised, the captain realized that the ship must havebeen a cruiser.

　　從撈起的一門大炮來看，船長認為那艘船一定是艘巡洋艦。

　　語言點:句子結構分析:that was raised是定語從句，修飾gun。后面分句中的that引導賓語從句，交代realised的內(nèi)容。注意，must have been不表示對現(xiàn)在情況的推測，而是對過去情況的推測。

　　14. In another chest, which contained the belongings of a ship's officer, there was anunfinished letter which had been written on March 14th, 1943.

　　另一只海底沉箱中裝的是船上一位軍官的財物，其中有一封寫于1943年3月14日的信，但沒有寫完。

　　語言點:句子結構分析:第一個which引導非限制性定語從句，修飾chest。第二個which引導定語從句，修飾letter。

　　15. The captain learnt from the letter that the name of the lost ship was the Karen.

　　從這封信中船長了解到沉船船名是“卡倫”號。

　　語言點:句子結構分析:這句話的主體結構是“learn from…+賓語從句”。