an, an English teacher, an elephant, an idea, an hour ago, an honest boy…。Р[误]“Can you help me”“Sorry, I'm in hurry.”Р[正]“Can you help me”“Sorry. I'm in a hurry.”Р[析]不定冠词的主要用法如下:Р1. 用来表示一类人或事物,如:She is a teacher.Р2. 指某一类人或事物中的一个,如:An elephant is bigger than a horse.Р3. 泛指某一人或事物,如:A man is waiting for you at the school gate.Р4. 相当于“one”的概念,如:I just bought a new dictionary.Р5. 其主要的难点是用在固定词组中:Р如:have a walk/a rest /a lookР又如:in a hurry 匆匆忙忙Рmake a face 作鬼脸Рdo somebody a favour 帮某人忙Рa number of =manyР又如:have a good time (玩得好)Рhave a cold (感冒)Рhave a headache (头痛)Рhave a break=have a restР[误]I bought the dictionary yesterday. A dictionary is very good.Р[正]I bought a dictionary yesterday. The dictionary is very good.Р[析]在文章中第一次提到某物时用不定冠词,而第二次提到时用定冠词。Р[误]Please turn off lights before you leave.
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