A:2,2-二甲基-3-戊烯
B:4,5-二甲基-3 -乙基己烷
C:2,3-二甲基-4 -乙基己烷
D:2,3,3-三甲基丁烷
—Yes, of course. The small town I used to live in now has grown into a new city.
图示电能表的示数是____ kW•h.