英语翻译
In grammatical terms,shi is using the conditional struture.by using the conditional,speakers of English can avoid giving a "yes"or "no"answer to a question.it enables people to be diplomatic.if the girl doesn't want to go out with the boy,she won't turn up at the place.she will let him understand she is still working.if she wants to go out with him,but doesn't want to appear too easy to catch,she achieved that with her reply.but in this case,as she uses the conditional which shows probability,she is quite likelt to turn up at the cafe.being polite can make life very difficult