情态动词和虚拟语气,一 情态动词,be made,must,canshould或去掉can,chosechoose,情态动词的基本用法,could,must,broughtbring,情态动词have done,neednt,should,mustcould,二 虚拟语气,hadnt seen,would/should/might/could be,wouldnt/couldnt/mightnt/shouldnt have written,arewere,eatingeat,dodid或do前加should,if条件句中的虚拟语气,had told,have been injured,had not been,含蓄条件句的虚拟语气,would have,would have put,willwould,虚拟语气在从句中的运用,would be,(should) be handed,cancould,havehad,
