16. Mark: What must we do at the museum? Ms. Wu: _____(A) We must do something to save it.(B) We mus
問題詳情
16. Mark: What must we do at the museum? Ms. Wu: _____ (A) We must do something to save it. (B) We must eat snacks happily. (C) We must talk loudly on the cellphone. (D) We must keep quiet and take a good look at thewonderful things there.