将蓄电池接线拆卸前，放松电池接线螺钉。为了避免发生短路现象，首先应拆下接地（）接线。
参考答案：负极
. Who do you think will ______ the company if the manager retired?
A．take over
B．take off
C．take in
D．take on
二十部
