5、tMonday.求意见(1,3人称)疑问句Shallwegobytrain,Mom?Shallhesithere?允诺、警告、命令或威胁等(2,3人称)陈述句Youshallbepunishedifyoubreaktherule.条约,规定Visitorsshallnotpickflowers.4.should应该Youshouldkeepyourpromise.推测It’s10pm.Sheshouldbeathomenow.5.must必须Wemustlearnbyheart.推测Youmustbethe new tea
6、cher.(现在)Hemust be eating.(进行)There is nobody here. Theymust have allgonehome.(过去)6.will构成将来时Iwillcallatyourhousetomorrow.意愿Comewheneveryouwill.Iwillneverdothatagain.请求,建议(2人称)Willyoutypethis,please?7.would构成将来时ItoldhimIwouldcallathishousethenextday.意愿Itoldhimthat