Johnhardlyspeakstoanybodyintheclass,________________?
翻译：fyoumakeusanofferatcompetitivepriceswecansellalargequantityofchemicalproductinourdistrict.
Ithinkhisfailureintheexperimentresulted________hiscarelessness.
Thereply,whenitfinallycame,was________thenegative.
翻译：Sineethepremiumvarieswiththescopeofinsuranee,extrapremiumisforbuyer'saeeount,shouldadditionalrisksbecovered.
