公鸡为什么不喜欢Elvis?
A. He's too boring
B. singing is awful
C. Don't like him as a person
D. singing too softly
The only kind of () I like is on who wakes () up!
Find out the English equivalents of the following Chinese according to the video.
下列化合物在光照条件下最容易发生氯代反应的是:( )
A. CH2=CHCH3
B. CH3CH2CH3
C. PhCH2CH3
D. (CH3)3CH