banana前加a还是an

banana前加a还是an banana前用a还是an banana的单数是加a还是加an? 是a banana 还是an banana orange前加an还是加a MP4前加a还是an不定冠词 MP4前加an,a还是the exciting前加a还是an 单词 uncle前加a还是an eraser前加a还是an? black eraser前加an 还是a Asian前加an还是a American前加a还是an? 11前加a还是an information前加a还是an 英语名词 加auseful前加a还是an 如何快速判断名词前加an 还是加a a banana and an apple 还是 a apple and banana.in schools and homes 还是 in schools and homes?