1、thirteen eighteen seventeen sixteen fifteen fourteennineteentwentytwelveeleven13到到19数字的规律数字的规律 thir +teen =thirteen 十三十三 four +teen =fourteen 十四十四 fif +teen =fifteen 十五十五 six +teen =sixteen 十六十六 seven+teen=seventeen十七十七 eight +een=eighteen 十八十八 nine +teen=nineteen 十九十九11How many _ _ _?cows arethereE
2、leven cows.How many dogs are there?There are dogs.twelveHow many _ _ _?cars arethereHow many boys are there?Fourteen boys.How many _ _ _?horses arethereHow many bananas are there?Sixteen bananas.How many ducks are there?Seventeen ducks.How many _ _ _?pencils arethereHow many bikes are there?How many rats are there?有多少只老鼠?有多少只老鼠?twentyThank you!Byebye!