为什么be in drink.有be 为什么drink不用ing形式

为什么be in drink.有be 为什么drink不用ing形式 短语be interested in 为什么是be interested in而不是interested in为什么要加be 为什么be in=be at home He will be in his small boat ,Topsail .为什么有be in ,它有什么作用 Maybe you can be in our school band. can后面为什么有 be in be excited in doing sth?be excited about doing sth?区别be excited in doing sth和be excited about doing sth区别不是有be interested in?为什么没有be excited in doing sth Being able to afford a drink would be a comfort in those tough times The coffee is ready to drink为什么不用被动为什么不是to be drunk be in the 与be in use有什么区别 be involved in和be absorbed in 有什么区别 be interesting in和be interested in有什么区别? which drink will be served是什么意思 be meat and drink to sb. eat,drink,and be merry.深刻含义 eat,drink,and be merry出自哪里? be in be in be in