Unit 3 At the zoo B Start to read一、选择，给图片选择相应的单词，将其字母编号写在括号里。AfatBthinCtall（ ）（ ）（ ）DsmallEbigFshort（ ）（ ）（ ）二、翻译句子。1Its small and thin. _2Its big and fat._3It has a long body and short legs._4It has a long tail and big eyes._5Its black and white. _