In ______, education came to audiovisual age, in which radio and projector could be used in teaching.
A: 1900
B: 1920
C: 1930
D: 1910
A: 1900
B: 1920
C: 1930
D: 1910
举一反三
- By ______ Britain had built up a big empire, "on which the sun never set". A: 1900 B: 1910 C: 1920 D: 1930
- 传统组织理论阶段的发展大约是在( )。 A: 1950~1960 B: 1910~1930 C: 1900~1940 D: 1900~1920
- 叉车最早出现在()年。 A: 1910 B: 1920 C: 1930 D: 1940
- 科学管理出现于()年左右。 A: 1890 B: 1900 C: 1910 D: 1920
- ( )年,马术比赛首次进入奥运会。 A: 1910 B: 1920 C: 1900 D: 1911