Self-fulfilling prophecy means that our expectations of others will affect the behavior of the other party, so that the other party will act in accordance with our expectations of him. Which of the following are self-fulfilling prophecies? ['Xiao Zhang was originally a very ordinary child, but his parents hoped to succeed, so he spared no expense to let him go to the best high school in the city, but in the end Xiao Zhang only attended an ordinary university.', "Xiao Zhang is an ordinary student in Teacher Li's class, but one day, an intelligence measurement expert told Teacher Li that Zhang was very talented in mathematics. So in the mathematics class, Teacher Li paid special attention to Xiao Zhang, and finally in half a year After the exam, Xiao Zhang's math score has greatly improved.", "Today is Xiaohong's birthday. She hopes that Dad can buy a birthday cake when he comes back from work. Sure enough, Dad bought a big box of birthday cakes after work.", 'Xiaoli has wanted to be an engineer since he was a child. When he graduated from college, he finally became a software engineer at a company.']