Read and order. 给下列句子排序。 1. I'll take four, please. 3. What would you like? 5. I'd like erasers. 7. Yes, this is 2 yuan. 9. You're welcome. 2. How much is this? 4. Four yuan. 6. That's expensive. Are the erasers on sale? 8. Thanks. 10. Here you are. 正确的顺序: