| 句式转换。 1. That's my sister. (改为复数形式) _____ are my _____. 2. This is an egg. (改为复数形式) _____ _____ eggs. 3. Those are her cousins. (改为单数形式) _____ _____ her _____. 4. These are his brothers. (改为单数形式) _____ _____ his _____. 5. His brother is a worker. (改为一般疑问句) _____ _____ brother a worker ? 6. These are your brothers. (改为否定句) _____ _____ your brothers. 7. She is my aunt. (改为一般疑问句) _____ she _____ aunt? 8. His keys are on the sofa. (改为一般疑问句并作简短肯定、否定回答) _____ _____ keys on the sofa? Yes, _____ _____ . _____ they _____. 9. Her backpack is on the bed. (画线提问) _____ _____ her backpack? 10. The baseballs are under the sofa. (画线提问) _____ _____ _____ _____. |