be kept to dokeep是使役动词,使役动词在被动语态中不是要还原to吗,keep怎么还原?请举一例

be kept to dokeep是使役动词,使役动词在被动语态中不是要还原to吗,keep怎么还原?请举一例 _____是be kept to do还是be kept doing?hhthanks 为什么是must be kept而不是must to be kept Friendship is like money,easier made than__?A.kept B.to be kept 比较...Friendship is like money,easier made than__?A.kept B.to be kept比较级than前后的词是并列关系吗? hlep是使役动词吗?help sb do sth 还是 help sb to do sth 使役动词有哪些? 在数据库文档中,be kept up to date是啥意思啊is kept up to date by a transaction log replication process 使役动词和感官动词带的宾补,省略to.在被动语态中,to不能省略leave是使役动词,那下面这句被动里,为什么不用 readers must not be left to be unsatisfied ,而用 readers must not be left unsatisfied呢? Our room must ___ clean.A.keep B.be kept C.to be D.kept People should ____cutting trees A be kept to cut B be kept from cutting C keep to cut D keep from cuA be kept to cut B be kept from cutting C keep to cut D keep from cutting I am sorry to ( ) you waiting so longA.kept B.be keeping C.have keep D.to be kept 什么叫使役动词?哪些是使役动词? I couldn't stand ___ waiting for an hour.A.to keepB.to be kept C.keeping D.being kept Our room must ＿＿clean.A.keepB.be keptC.to be kept D.to keep 英语翻译Promises are made to be broken and lies are meant to be kept At school there are strict rules————.为什么是to be kept而不是kept / being kept 他们的区别是什么 We are kept ___ of 填to be informed ,to inform ,informing还是informed 说明理由，别乱猜下文是what is happening in the world by reading newspaper People should( )trees. A.be kept to cut B,be kent from cutting 选一下谢谢 Because so many people about ,the dogs have to be kept in an enclosure,为什么这句话是错误的.把because改成with 是对的.