"students give cards or flowers to their teachers" 中为什么用“or”而不用“and”?

students give cards or flowers to their teachers 中为什么用“or”而不用“and”? give him all the cards如何译 Give the students lessons. students are those cards playing 连词成句快快 they celebrate christmas by -- -----（give）presents and cards please give the cards ( )your friends.介词填空 comparing with traditional cards ,electronic cards are more lively and insteresting.短文改错,comparing with traditional cards ,electronic cards are more lively and insteresting.They can give not pictures but also sound and animation.Besides,it is 英语翻译Many people write on paper only one side .Why not try using both sides?Some students only use half the pages in their notebooks before getting new ones.Try to set up all the paper.People often give cards on festivals.How about trying send Please give the cards ———— your firends.填介词, 首字母填空on that day,people give l_____ to their mothers by giving f_____ and cards. They gave me some cards and presents.同义句!是give，不是gave It's Lily's birthday.I want to give her birthday cards as_____. give students a lesson含义give the students an English lesson啥意思 一个英语问题People often give cards on festivals.How about trying to send e-cards instead?为什么用instead而不是用insteads?　　　trying to send e-cards 不是一件事情吗?为什么代替不加s? 同学们向老师赠送卡片以示敬意.Students _____ _____ _____ ______ their teachers by sending them cards. The first is to let the students make word cards这句话里面的to要不要 The students exchange cards with ____during the holidays.A.both B.each other's C.ourselves D.one another students (s...)cards or flowers to their teachers on Teachers'Day 括号内填什么,s开头的