问题补充：
We read the number 8,479 as .
A. eight thousand and four hundred and seventy-nine
B. eight thousand, four hundred, seventy-nine
C. eight thousand, four hundred and seventy-nine
D. eight thousands, four hundreds and seventy-nine
答案：
A. eight thousand and four hundred and seventy-nine
B. eight thousand, four hundred, seventy-nine
(答案→)C. eight thousand, four hundred and seventy-nine
D. eight thousands, four hundreds and seventy-nine
解析：句意：数字8,478读作八千四百七十八。数字的读数均为基数词，百和十之间用and 连接，故选C
