短路电流如不及时切除,可使()着火。
A.电缆
B.煤炭
C.矸石
参考答案:A
(2014·辽宁丹东市质检)While prices are rising so fast,many people are working out ways to________their expenses.
A.cut down
B.put down
C.turn down
D.settle down
台湾出口外向型经济发展的有利因素有
①、良港众多②、岛内矿产资源丰富③、吸收外国资本④、岛内市场广阔[ ]
A、①②
B、①③
C、②④
D、③④