Among the four underlined letters, which one has thedifferent pronunciation from the other three

His parents meant him_____________ scientific research, but he showed no interest and turned poet.

Jim, is physics difficult to learn in high school —Sure. No subject can be learned well ________ hard work.

It doesn’t matter to me which method you choose _____ you finish the job on time

What _____ you _____ for vacation nextweekend — I’m going to Nanxi River for two days.