最好背出来:
这本书我花了15元:
1 The book cost me 15 yuan
2 It cost me 15 yuan to buy the book
3 I bought / purchased the book for 15 yuan
4 I paid 15 yuan on the book
5 I spent 15 yuan on...
最好背出来:
这本书我花了15元:
1 The book cost me 15 yuan
2 It cost me 15 yuan to buy the book
3 I bought / purchased the book for 15 yuan
4 I paid 15 yuan on the book
5 I spent 15 yuan on...