依次填入下面横线处的语句,与上下文衔接最恰当的一项是
我常常认为,大地与人之间有一种奇妙的契合。山是____,海是____,沙漠是____,河流是一种寻求,一种机制,一种被辖制的自由。
AftertheAmericanCivilWar,theliteraryinterestintheso-called“reality”oflifestartedanewperiodintheAmericanliterarywritingsknowantheAgeof().
Wecannotleavethistoughjobtoaperson________.
ThefunctionsofinstitutionsofhighereducationintheU.S.are________.
Amongthefollowingwords,“______”doesNOThaveinflectionalaffixes.