17.
W: I can't believe this is really happening! But it's still a dream that has come true.
M: Well, remember, we're not sure what the critics are going to write about your show yet. The reviews of this show are important for the sales of your paintings.
Q: What can we infer from the conversation?
正确答案：A
解析：女士对自己终于能够办画展显得很兴奋，但男士说还不知道评论家们会怎么说，他们的评论对于画的销路会有很大影响，故答案为A。

18.
M: I can't figure out why those youngsters are so obsessed with brand name clothing.
W: I feel the same way. It really doesn't make sense when they know how quickly styles change nowadays.
Q: What do the two speakers agree on?
正确答案：D
解析：男士对于年轻人着迷于名牌服装感到不可思议，女士说有同感，并且补充说这样做不明智，因为时尚变化很快，故他们的共识应该是D。