题目内容
(请给出正确答案)
[单选题]
In ______, education came to audiovisual age, in which radio and projector could be used in teaching.
A.1900
B.1920
C.1930
D.1910
提问人:网友sjchen_05
发布时间:2022-01-07
A.1900
B.1920
C.1930
D.1910
A、connecting
B、joining
C、inserting
D、linking
A、smartphones
B、electronic books
C、computers
D、desk
A、Peking University
B、Harvard University
C、Oxford University
D、Princeton University
A、F
B、O
A、too much online gaming
B、too much online shopping
C、too much online surfing
D、too much homework
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