冠词a,anthe及零冠词地用法及总结练习详解
适用标准冠词分为不定冠词( a, an ),定冠词( the ),和零冠词。一.不定冠词( a, an )1. 指一类人或事,相当于 a kind ofA plane is a machine th
冠词a,anthe及零冠词地用法及总结练习详解