I think you should be about giving your address to strangers. It might be dangerous.
A. confident
B. cautious
C. scientific
D. positive
网友回答
A. confident
(答案→)B. cautious
C. scientific
D. positive
解析：考查形容词辨析。Confident 自信的 cautious 小心，谨慎的 scientific 科学的 positive积极的，句意为我认为对于把地址给陌生人这方面你应当要小心谨慎。这可能会很危险。