twelve dogsthirteen dogsfourteen dogsfifteen dogssixteen dogssixteen sheepseventeen horseseighteen cowsnineteen pigstwenty chickens11 12 13 14 eleven twelve thirteen fourteen 15 16 17 18 fifteen sixteen seventeen eighteen 19 20nineteen twentyHow many + 可数名词复数 + are there?有多少个……How many girls are there?回答: There are + 数字 .There are twelve.How many boys are there?There are eighteen.