精选优质文档-倾情为你奉上高中英语基础题单项选择专项练习(含答案)第一部分:词汇运用( ) 1. -Have you had _ breakfast yet? - No, not yet. A./ B. a C. the D. an( )2. Lets look at the bag. Can you see _“s”on the corner of_ bag? A. a, a B. a, the C. an, a D. an, the( )3. There is egg on the table, egg is for you. A. a, A B. an, An C. an, The D. the, An( )4. Our teach