1. ---It was a wonderful trip. So, which city did you like better, Paris or Rome?
---______. There were good things and bad things about them.
A项 It's hard to say 意为“很难说”，；
B项 I didn't get it 意为“我不明白你在说什么”；
C项 You must be kidding 意为“你一定是在开玩笑”；
D项 Couldn’t be better 意为“不能更好了”，。
根据故正确答案为A。
—这是个很好的旅行。那么你更喜欢哪个城市，巴黎还是罗马？
—很难说。两者各有千秋也各有不同。“There were good thing and bad things about them” 可知，答者并未给出明确的回答。
语境理解词义混淆导致错误。