11,12,13,14,15,16,17,18,19,20的英文怎么写?
问题描述：
11,12,13,14,15,16,17,18,19,20的英文怎么写?
答
11 eleven
12 twelve
13 thirteen
14 fourteen
15 fifteen
16 sixteen
17 seventeen
18 eighteen
19 nineteen
20 twenty