A、Take the students to dinner. B、Listen to a lecture. C、Give a speech. D、Meet students in a dormitory. C“If only”是虚拟语气，表示与事实相反。可

W:Are you sure you can’t join us for the picnic? It’ll be a lot of fun—and everyone from the office’ll be there.
M:I’ve got to stick around home. The delivery service called, and my TV should arrive this afternoon.
Q:What does the man mean?

M:Professor Jones, would you like to come to dinner at our dorm tomorrow? We’re trying to get to know the faculty.
W:If only you’d asked me earlier, I just accepted a speaking engagement.
Q: What will Professor Jones do tomorrow night?