A:熔断器、总开关、电能表
B:电能表、总开关、熔断器
C:总开关、熔断器、电能表
D:总开关、电能表、熔断器
A:Good morning.
B:____
A:I am Li Fei.____
B:My name is Wang Qiang.
A:____
B:Yes,I am.
A:I am twelve.____
B:I am twelve too.
B:OK! Let's go.
A.Good idea!
B.How are you?
C.Good morning.
D.What about you?
E.What's your name?
F.Are you from Beijing?
G.Let's go and play football.
读反映人与环境关系的三种模式图,回答下题.