1 . Entrance Exam to High School is coming. Your dream of entering a better high school will come true, if you                .
①stay up late to learn each subject carefully
②try to solve the problems by yourselves or asking others for help
③do all kinds of exercises as much as possible without any rest
④try your best to listen to the teachers and take notes carefully
⑤do sports regularly to relax yourself no matter how busy you are

A．①③⑤

B．②③④

C．②④⑤