Howmanymonomorphemicwordsarethereinthefollowingwords?catsbossworkimpropertried
Somepersonsgaingoalanddirectionfromtheirtensions;others________underpressure.
Robotsdifferfromautomaticmachines________aftercompletionofonespecifictask，theycanbereprogrammedbyacomputertodoanotherone.
TheMississippi,whichissometimescalled________,hasplayedavitalroleinthehistoryoftheUnitedStates.
英语翻译：御花园
