【单选题】
There isn’t any separation()the copper bars.
A、in
B、over
C、among
D、between
A、in
B、over
C、among
D、between
A、Hold on. I'll get her B、No, she isn't here. C、Yes, she lives here. D、Yes, what do you want?
A、Hold on.I’ll get her. B、No,she isn’t here. C、Yes,she lives here. D、Yes,what do you want?