—Couldyoupleasecometothemuseumwithmethisafternoon?—Sorr...
來源：國語幫 2.05W
問題詳情：
—Could you please come to the museum with me this afternoon?
—Sorry，I ________．I have to take a piano lesson at 2 pm．
A．couldn’t B．mustn’t C．can’t D．needn’t
【回答】
C
知識點：情態動詞
題型：選擇題
