写出下列句子的复数形式。 1. This is a book. _________________________ 2. That is my parent. _________________________ 3. Yes, it is. _________________________ 4. What"s this? _________________________ 5. Is that your pencil? _________________________
1. Do you have two tennis racket? _____________________________ 2. Great! Let we go to the park. _____________________________ 3. It sounds well. Do you have a ball? _____________________________ 4. Thanks you very much. You"re welcome. _____________________________ 5. Lucy doesn"t has a computer. _____________________________