─CouldIplaywithTomnow,Mum? ─I'mafraidyou        .Isawhi...

問題詳情：

─Could I play with Tom now, Mum?

 ─I'm afraid you         . I saw him go out just now. So he         be at home now.

  A. can't; can't               B. couldn't; can't

  C. can't; must                D. couldn't; may

【回答】

C

知識點：情態動詞

題型：選擇題