来自林秦颖的问题
【—Canihelpyou,sir?____Yes,Iboughtthisradiohereyesterday,butit___workAcan'tBdoesn't为何不选A】
—Canihelpyou,sir?____Yes,Iboughtthisradiohereyesterday,butit___workAcan'tBdoesn't
为何不选A


【—Canihelpyou,sir?____Yes,Iboughtthisradiohereyesterday,butit___workAcan'tBdoesn't为何不选A】
—Canihelpyou,sir?____Yes,Iboughtthisradiohereyesterday,butit___workAcan'tBdoesn't
为何不选A
can是情态动词,表示具有某种能力或意愿.radio不能用,不是有能力而不愿工作.用doesn't表示客观说明.