1.He is the boy who wants to be a basketball player / He is the basketball player who the boy wants to be.（两句似乎均可.第一句：“他就是那个想当篮球运动员的男孩.”第二句：“他就是那个男孩想成为的篮球运动员”）
2.They are both a bit outgoing （他们都有点外向）
3.He did a TV interview to solve his problem （他做了一次电视采访来解决他的问题）