A、  B、  C、  A(A)该题是问演讲的时间，该选项回答了具体的时间，因此正确。(B)要留意presentation和parent的部分发音相似。(C)特殊疑问句不能用yes／no作答。

Where should I put this computer?
(A)Yes, that’s fine.
(B)Over there next to the fax machine.
(C)I like the previous model.

What time is your presentation?
(A)I told you it’s at 9:00 a.m.
(B)It’s my present.
(C)Yes, I totally agree.