17.
W: Did your pictures of the night view come out like what you expected?
M: Actually, I ran out of film before I could even begin. I didn't realize I'd finished the whole roll.
Q: What can we learn from the conversation?
正确答案：C
解析：女士问男士有没有拍到理想的夜景照片，男士说当时相机没有胶卷了，也就是说，没有拍到照片，故选C。B和D实际上是同义项，预读选项时可同时排除。

18.
W: If the weather is this hot, I may go play tennis in the afternoon. Will you join me?
M: Oh, I've got a feeling it won't last. I just checked the online forecast, and it is expected to cloud over by mid-afternoon today.
Q: What does the man mean?
正确答案：C
解析：女士说如果还是这么热的话，下午就去打网球，问男士是否要一起去。男士说自己觉得这种天气可能不会持续，而且查过天气预报，从今天下午开始会多云，故选C。