根据所给提示，完成句子。每空一词，含缩略词。 1. They are girls.(改为单数句) _______ _______a girl. 2. I am Mary Green.(改为同义句) ________ ________Mary Green. 3. He's my teacher.(改为一般疑问句) ________he ________teacher? 4. His cousin has a dictionary.(改为否定句) His cousin ________ ________a dictionary. 5. Do you have a Music Festival at school,boys and girls?(做肯定回答) ________ , _______ _______. 6. The book is ten yuan .(对划线部分提问) ________ ________is the book? 7. I can see some keys on the dresser.(对划线部分提问) ________can you_______on the dresser? 8. She has a black watch.(变为复数句) They _______black ________. 9. What's her age?(改写同义句) ________ _________is she? 10. 你需要运动包吗?(完成译句) Do you need bags_________ __________? 11. 让我们去那家书店看看吧!(完成译句) Let's go and have a ________ _________that book store. 12. 他经常和他父亲一起去看京剧。（完成译句） He_________goes to see Beijing Opera ________his father.