―Oh,mustyou?Stayabitlonger.It’sbeensuch        funhavin...

問題詳情：

―Oh, must you? Stay a bit longer. It’s been such         fun having you.

―Thanks, anyway. I’ve got         early start tomorrow morning.

       A．不填; the             B．a; an                   C．不填; an              D．the; an

【回答】

知識點：冠詞

題型：選擇題