二、下列五個題組，請依選文或圖表資料，選出一個正確或最佳的答案。 
(A) Andy: I called you last night, but you weren't home.What   31   you   31    at ten yesterday? May: I was studying for English in my classmate’s house ! Why you called me last night? Andy: I called you because Bill's birthday is coming. I want to buy a gift for him. May: What gift do you plan   32   ? Andy: I know Bill likes to play baseball. He practices   33   baseball every day. May: Right! I know his dream is   34   a professional player someday. How about a coolbaseball cap? Andy: Great! What a good idea! 
【題組】31.
(A) do； do
(B) were； doing
(C) did,do
(D) are； doing