根據(jù)要求寫詞
1.father（對應(yīng)詞）mother   
2.black（反義詞）white   
3.let  us（縮寫形式）let's
4.mango（復(fù)數(shù)形式）mangoes   
5.brother（對應(yīng)詞）sister   
6.long（反義詞）short
7.isn't（完整形式）is not   
8.horse（復(fù)數(shù)形式）horses

根據(jù)要求寫詞
1.father（對應(yīng)詞）mother   
2.black（反義詞）white   
3.let  us（縮寫形式）let's
4.mango（復(fù)數(shù)形式）mangoes   
5.brother（對應(yīng)詞）sister   
6.long（反義詞）short
7.isn't（完整形式）is not   
8.horse（復(fù)數(shù)形式）horses