Pre-K advocates insist it is proven and will succeed if integrated with the rest of the child's schooling.
提倡学前班的人坚持认为，这是经过验证的，并且如果能与孩子的其他教育结合起来，就会取得成功。
2
A new Peabody study of the Tennessee Voluntary Pre-K program reports that pre-K works, but the gains are not sustained through the third grade.
对田纳西州志愿学前教育项目的一项皮博迪新研究报告称，学前教育是有效的，但这种效果不会持续到三年级。
3
It seems to me this highlights quality issues in elementary schools more than pre-K, and indicates longer-term success must connect pre-K with all the other issues related to educating a child.