I have worn out my shoes,so I want to buy a new ________ .

I have worn out my shoes,so I want to buy a new ________ . 请问这句填什么I have worn out my shoes ,I want to buy a new -----(是 I have worn out my shoes ,I want to buy a new pair. 为什么用pair 1.I have worn out my shoes,so Iwant to buy a new() 3道初中英语选择题先谢谢哈!I have worn out my shoes,so I want to buy a ne 用pair,one或ones填空：I have worn out my shoes,so I want to buy a 【急!My shoes are worn out.I will have to buy _____________. my shoes are worn out.I have to buy__ My shoes are ______ out,I have to buy a new pair.A.wear B.wo Look,Mom,my shoes are w_ out.I want to buy a new pair.(把单词不全 My shoes _____ .I went out for a new pair.A.is worn out B.wo I have lost my old shoes,i'will have to buy（）A)some new ones