The imperial examination system was abolished in 1905, that is, at the beginning of the 20th century. The teaching content of the old school is mainly Confucian classics, while the teaching content of the new school is mainly science, especially natural science. /kloc-in the second half of the 0/9th century, the imperial examination system was not abolished, and a new academic system was not yet born. At this time, the new school is only a novelty under the old education system and does not occupy a major position. "Science" cannot be equal to "Confucian classics" in teaching content. /kloc-In the second half of the 20th century, many scientific and technological talents were trained by setting up new schools and sending overseas students. Therefore, the correct answer is D.