1到20的英語單詞（基數詞）按順序如下：
1 one ；2 two ；3 three ；4 four ；5 five 6 six ；7 seven ；8 eight ；9 nine ；10 ten 11 eleven ；12 twelve ；13 thirteen ；14 fourteen ；15 fifteen 16 sixteen ；17 seventeen ；18 eighteen ；19 nineteen ；20 twenty
1到20的英語單詞（序數詞）按順序如下：
1 first；2 second；3 third；4 fourt；5 fifth6 sixth；7 seventh；8 eighth；9 ninth；10 tenth11 eleventh；12 twelfth；13 thirteenth；14 fourteenth；15 fifteenth16 sixteenth；17 seventeenth；18 eighteenth；19 ninteenth；20 twentieth
1到20的英語單詞（基數詞）按順序如下：
1 one ；2 two ；3 three ；4 four ；5 five 6 six ；7 seven ；8 eight ；9 nine ；10 ten 11 eleven ；12 twelve ；13 thirteen ；14 fourteen ；15 fifteen 16 sixteen ；17 seventeen ；18 eighteen ；19 nineteen ；20 twenty
1到20的英語單詞（序數詞）按順序如下：
1 first；2 second；3 third；4 fourt；5 fifth6 sixth；7 seventh；8 eighth；9 ninth；10 tenth11 eleventh；12 twelfth；13 thirteenth；14 fourteenth；15 fifteenth16 sixteenth；17 seventeenth；18 eighteenth；19 ninteenth；20 twentieth