(一)Mrs. Brown： Wait! Where is Amanda?Bill：She’s in the garden. She’s watering the flowers.Mrs. Brown： And where’s Peter?Bill：He’s sleeping in his room.Mrs. Brown： 28 is it?Bill：It’s seven thirty.Mrs. Brown： What? Wake up, Peter!Peter：Oh, no. My first class starts.
28.
(A) What time
(B) How old
(C) How come
(D) How much (多少)