单选题 Son: Morn, may I play my computer game for an hour or two?
Mom: ______

A、 Your teacher tells me that you should study harder.
B、 I"ve said before that the game takes too long.
C、 Well, ah...You"re absolutely right to ask.
D、 Sorry. Dad"s using the computer now.

【正确答案】 D

【答案解析】