以下（）是光缆接续常用工器具。
A.熔接机
B.光时域反射仪
C.光纤切割刀
D.电烙铁
E.万用表
参考答案：A, B, C
______ the money, I won’t lend it to you unless you promise to pay back before next Sunday.
A．Such as
B．As long as
C．As well as
D．As for
分组选配法
