第二课时一、写出下列单词的复数形式。1. bag _2. eraser _3. pencil _4. pen _ 5. crayon _6. ruler _ 7. book _二、照例子，写句子。例：I have a book. 1. _ 2. _例： Do you have a bag? Yes, I do. 3. _ 4. _答案：一、1. bags2. erasers3. pencils 4. pens5. crayons6. rulers 7. books二、1. I have a pencil. 2. I have a ruler. 3. Do you have a pen? Yes, I do. Do you have a crayon? Yes, I do.
