關於Whatdidyoubuy的知識

問題詳情：語法與情景會話—Whatdidyoubuy_______ yesterdaymorning?—Ibought _______umbrella.A.on;a          B.\;a         C.on;an         D.\;...

問題詳情： Whatdidyoubuy_________yourson_________hisbirthdaypresent?   A.for;as      B.as;for       C.for;with      D.to;with【回答】A知識點：介詞和介...