第四题谢谢,填a或an或or

第四题谢谢,填a或an或or Kitty is a lovely girl.She is always with____smile.填a或an或不填, -----onion ---填a or an They often play_____football after school.（填a,an或/） He has _____ useful book.(填an或a) 用a,an或the填空,不需要的填X I have ( ) quick break fast.填a,an,the或/. 用a,an或/ 一.在需要的地方填a,an或the ls she ( )English girl or ( )American girl?shi is ( )Japanese girl.急 __o __u __r __s 横线上填a或an1an a a an 2an an an an 3an an a a I think it is( )exciting story（ ）中是填a或an或the或什么也不填 Davide usually takes -___walk for an hour after dinner.a an the 或不填?哪一个 This English girl is good.填a,an或不填 We have ___ Shool Day at our school .填a,an,the或不填 This is( )Fin 26 letters（填an、a、the或不填） This is a map.That is ()English book.填a或an? 逻辑学中异或 同或 离散数学中逻辑部分中有一道题：Determine whether an inclusive or or exclusive or is intended:A password must have at least three digit or be at least eight characters long.我觉得这貌似既不是异或也 The bus over there is () orange 括号中填A.orangeB.a orangeC.the orangeD.an orange括号里填an、a、the或不填