問題詳情：
---A pianist will perform at Mingzhu Theater on Friday evening. Is it Langlang?
---Yes, it ________ him. He ________ for a week.
A. must be, has arrived here B. maybe, has been here
C. must be, has been here D. maybe, has arrived here
【回答】
C
知識點：相似 相近詞比較
題型：選擇題
