问题
选择题
220，309 should be read____________．
A．two thousand and twenty thousands，three hundred and nine
B．two hundred and twenty thousand and three hundred and nine
C．two hundred and twenty thousands and three hundred and nine
D．two hundred and twenty thousand，three hundred and nine
答案
答案：D
英文中的数字通常按照千位读法，数量单位不可使用复数，本题中有220个千，可写成two hundred and twenty thousand，and通常用来连接个位的，故本题选D。