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【单选题】
下列化合物中碱性最大的是( ) A. 二甲胺 B. 甲胺 C. 氨 D. 苯胺A.
B.
C.
D.
D
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【单选题】根据以下材料，回答题 The Magic of Sound Music is one of the most beautiful forms of artistic expressions ever invented. In movies and plays， music has an added function: it not only moves people but also can sh...
A.
High sound of 150 decibels can kill a healthy rat.
B.
The vibration of air can produce infrasonic waves.
C.
We cannot play high-pitched music with ordinary musical instruments.
D.
If the intensity of infrasonic wave exceeds 160 decibels， it is extremely harmful.
E.
Dolphins， whales and bats can make such high-frequency sound.
F.
Therefore， the sound of ordinary musical instruments cannot harm your health.
【单选题】中国绘画的题画诗在唐代以后很流行，其中的一首《竹石》诗“咬定青山不放松，立根原在破岩中。千磨万击还坚劲，任尔东西南北风”的作者是( )。
A.
李白
B.
王维
C.
唐寅
D.
郑板桥
【单选题】“咬定青山不放松，立根原在破岩中。千磨万击还坚劲，任尔东西南北风”是郑板桥为其画作()所作的题画诗。
A.
《竹石》
B.
《蓝竹石图》
C.
《墨竹图》
D.
《梅花图》
【单选题】Why does the author mention the Florentine Camerata and The Marriage of Figaro?
A.
Because they are both among the musical masterpieces.
B.
Because they both illustrate great innovation.
C.
Because they are both representatives of artistic creativity.
D.
Because they are both strategic Use of fundamental roles.
【简答题】咬定青山不放松,立根原在破岩中。千磨万击还坚劲, 。 《竹石》清•郑燮
【简答题】Copyright is the 1 ________ legal right, given to the originator or their assignee for a 2 ________ number of years, to print, publish, perform, film, or record literary, musical, or artistic mater...
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