____beforewedepartthedayaftertomorrow,weshouldhaveawonderfuldinnerparty.
Oneoftherequirementsforafireisthatthematerial____toitsburningtemperature.
_____atinthisway,thepresenteconomicsituationdoesn'tseemsogloomy.
翻译：
Cultureshockiscausedbytheanxietythatresultsfromlosingallfamiliarsignsandsymbolsofsocialintercourse.(PassageFour)