one two three five _____ _____ twenty-one
one two three five _____ _____ twenty-one
按规律填空 one two three five _____ ______twenty--one
one 、 two 、three、 five 、 nine 、 twenty -first tenth ninety-s
one、 three、 five、 twenty、 twentyone 、 two、 eight、 twelve 、th
one two three four five
one two three four five day?
one、two three five 的序数词
forty-five thousand,one hundred and twenty two
“Three” is three times “____ one” and twice “_____ one ”.
找一首DJ~开头是“five four three two ,five four three two one”
I have three pens.One is red,_____ two are black.
I have three books.One is Chinese,_____ two are English.