问题 填空题
给下列单词分类。
cashier    clerk    fifty    duck    goat    gym    shop    elephant    library    sixty    tiger    waitress  wolf    restaurant    pig    kangaroo
职业:                                                                                                  
数字:                                                                                                  
场所:                                                                                                  
动物:                                                                                                  
答案

职业: cashier, clerk, waitress   

数字: fifty, sixty   

场所: gym, shop, library, restaurant  

动物: duck, goat, elephant, tiger, wolf, pig, kangaroo

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