deer
［误］ In the zoo, there are many deers.
［正］ In the zoo, there are many deer.
［析］ deer是单、复数同形的词，如：one deer，two deer，这样的名词还有fish，sheep等。但如果讲There are many fishes here. 这句话应译为"这里有许多种鱼类。"而不应译为"这里有很多鱼。"
desk
［误］ The boy sat in his desk.
［正］ The boy sat at his desk.
［析］ 在课桌旁坐着应用介词at, 而at desk 则应译为"在学习"，at table应译为"在吃饭"。
die
［误］ In South Africa many people died from cancer.
［正］ In South Africa many people died of cancer.
［误］ The old man died of overwork.
［正］ The old man died from overwork.
［析］ 死于疾病应用die of，而死于某种外因事故则多用from.
［误］ His mother is died.
［正］ His mother is dead.
［误］ The old woman was dead at the age of seventy.
［正］ The old woman died at the age of seventy.
［析］ dead是形容词，而die是动词。形容词表示状态，动词则表示动作。
［误］ He died in a traffic accident.
［正］ He was killed in a traffic accident.
［析］ 由于事故而造成的死亡一般用to be killed.
［误］ When the doctor came，the old man had already died.
［正］ When the doctor came，the old man was already dead.
［正］ The old man died before the doctor came.
different
［误］ My room is different with yours.
［正］ My room is different from yours.
［误］ The village is very different with what it was.
［正］ The village is very different from what it was.
［析］ different from是"与……不同"之意。
difficult
［误］ English is very difficult to be learned.
［正］ English is very difficult to learn.
［误］ He learned physics is difficult.
［正］ It is very difficult for him to learn physics.
［析］ 要学习英语的表达法而不要生硬地按字去译中文。It is difficult for somebody to do something.为"对于某人来说做某事很困难。"
difficulty
［误］ There was little difficulty to find him.
［正］ There was little difficulty in finding him.
［析］ 这种用法还有trouble, 即difficulty (trouble) in doing something.
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