cousin可数吗?BOb has two cousin还是two cousins?哪个对?如果可数,那么BOb has

Tom has three apples.Bob has two apples .jack has only one a It has been two years since my cousin went to college. My cousin has two free tickets for this film and she doesn't 英语翻译Bob Pearson is an old man.He has two big houses and a ne two more time可数吗? Cousin,cousins,sisters是什么意思? he has two sisters 对two 提问 American（美国人）是可数n吗?应该是two American 还是two Americans? language是可数名词吗?My friend can speak two languages.对Two 提问 用 H Bob has a sore back 1.Peter has ______(get) two cousins. 2.Shanghai is more beau two boxes of milk 是可数还是不可数?