_________ is the weather _________ in Beijing?
A:How,/
B:How, like
C:What, like
D:A and C
① ____ A. quietly B. work C talk
② ____ A. keep B anything C. read
③ ____ A. can B. will C else
如图所示的各电场中,A、B两点的电场强度相同的是( )