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![—Who itbethatiskingatthedoor?—It befather...]( "—Who itbethatiskingatthedoor?—It befather...")
—Who itbethatiskingatthedoor?—It befather...
问题详情：—Who itbethatiskingatthedoor?—It befather,butI’mnotsure.A．can;may B．may;can C．may;must D．need;should【回答】A知识点：情态动词...
