不定冠词用法
不定冠词的用法主要有以下几点: 例句 She is a teacher.(她是一位老师。)The teacher is very kind.(那位老师很和蔼。)China is a big country.(中国是一个大国。)She is a teacher.(她是一位老师。)There is a cat on the roof.(屋顶上有一只猫。)He is a good student.(他是一个好学生。)She has a beautiful voice.(她有一把美丽的声音。)He is a doctor.(他是一位医生。)She is an American.(她是一个美国人。)He earns 100 dollars a day.(他每天赚100美元。)She walks five kilometers an hour.(她每小时走五公里。)She goes to bed at a quarter past ten.(她十点一刻上床睡觉。)He …