冠词指“a”，“an”，和“the”。学生常在句子中漏掉冠词，以为这样“高效”或“听起来象律师（说得话）”。但是，漏掉冠词往往写出劣质文章。需要用冠词的时候就用冠词，律师也不能例外。亚洲国家学生在写作时应注意正确使用冠词，因为许多亚洲国家语言没有冠词。 (来源：英语学习门户 http://www.EnglishCN.com)
Incorrect: Police officer moved evidence to avoid disappearance from crime scene.
Correct: The police office moved the evidence to avoid its disappearance from the crime scene.
Incorrect: Abrams, officer on duty at time of crime, testified against defendant, Joanna Stone.
Correct: Abrams, the officer on duty at the time of the crime, testified against the defendant, Joanna Stone.
Incorrect: The judge had an gavel, and he used it frequently.
Correct: The judge had a gavel, and he used it frequently.
Incorrect: The judge had a elephant in her courtroom, though nobody noticed.
Correct: The judge had an elephant in her courtroom, though nobody noticed.
Incorrect: The judge gave the lawyers a hour's recess to review the new evidence.
Correct: The judge gave the lawyers an hour's recess to review the new evidence.
Incorrect: The professor was well known for posing an hypothetical question when students suggested that one rule would suffice for all situations.
Correct: The professor was well known for posing a hypothetical question when students suggested that one rule would suffice for all situations.