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【单选题】
日光灯的灯光实际上是高频闪动的,为什么我们观察不到这种现象。A.
因为正残象效应的视觉残留特性，使我们观察不到
B.
因为负残象效应使得视觉疲劳，使我们观察不到
C.
因为太亮
D.
因为意识以为灯是不闪的
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【判断题】The name Yuan Ming Yuan was given by Emperor Qian Long of Qing Dynasty. ( )
A.
正确
B.
错误
【单选题】______is the calligrapher in Yuan Dynasty. ( )
A.
Zhao Mengfu
B.
Dong Qichang
C.
Wen Zhengming
D.
Tang Bohu
【多选题】Yuan dramas, including ( ) and ( ), were very popular in the Yuan dynasty..
A.
stories recording
B.
sanqu
C.
fiction
D.
zaju
【简答题】球体的画法。每位同学将最终的作业调整好,拍照片上传。
【多选题】The central government of Yuan Dynasty consists of __________.
A.
Zhong-shusheng
B.
Shumiyuan
C.
Yushitai
D.
Hanlinyuan
【单选题】__________ represent(s) the important achievement in the literature in Yuan Dynasty.
A.
Poem
B.
Ci
C.
Yuan songs
D.
Novel
【单选题】The most popular calligraphers in Chinese history are YanZhenqing, Liu Gongquan, Ouyang Xun from the _____ Dynasty and Zhao Mengfu fromthe Yuan Dynasty.
A.
Yuan
B.
Song
C.
Tang
D.
Ming
【简答题】There is a story about the moon cake．During the Yuan dynasty, China was ruled by the Mongolian people． Leaders from the preceding Song dynasty were unhappy about being ruled by foreigners, so they beg...
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