【正文】
不定冠詞 an修飾。s a orange B. It39。s D. Its D C 第 2課時分層訓(xùn)練 ( ) ________ a teacher. A. are B. is C. am D. be ( )4.—What39。s ( ) a nice quilt. A. This39。s this in English? —________ a map. A. This is B. That is C. it39。m fine, too. C. It39。s this in E________? 4. —Please s________ it. —KEY. 5. There is a m________ on the wall(墻 ). map orange jacket English spell 第 2課時分層訓(xùn)練 Ⅲ .用 am, is或 are 填空 1. I________ Jack. 2. This________ a ruler. 3. How________ you? 4. It________ a map. 5. It ________ a good orange. am is are is is 第 2課時分層訓(xùn)練