答案：C

题目分析：考查交际用语，A.It’s up to me.这是我的； B. It’s none of your business.不关你的事；C.It will be my first choice.这将是我的第一个选择；D.It doesn’t make sense.这没有意义，句子意思“我喜欢物理，这将是我的第一个选择”

点评：交际用语是高考常考内容之一，根据上下文语境选出正确答案，要灵活运用灵活掌握

即学即练：— Now more and more Chinese senior students are applying for admissionto American universities through SAT．

—_______．But taking an SAT may cost more than 10,000 yuan．

A. That’s the case                  B. Not really

C. I hope so                        D. That sounds reasonable

选A   句意：—现在越来越多的中国高中生通过SAT申请读美国的大学。—的确如此。但是参加SAT也许要花掉1万元。