【文章內(nèi)容簡(jiǎn)介】
! How many balls are there? There are 5 balls. 你能正確的回答出來嗎? How many apples are there? There are six apples. How many dogs are there? There are six dogs. 你能答對(duì)嗎? How many books are there? There are seven books. How many pens are there?