世界上最著名的火山地震带在[ ]
A.北冰洋沿岸
B.印度洋沿岸
C.大西洋沿岸
D.太平洋沿岸
答案:D
A. substantial damageB. as differentC. the terrorist attacksD. the city’s economyE. the rest of the nationF. clearly avoidableG. easily noticeable
The nation had already slipped into a recession before ______.
光纤连接器按插头的物理形状分类可分为:PC、SPC、()。