Please write the synonym of “catastrophic”: n. → adj. → adv. 灾难 灾难性的 灾难性地 Please fill in the blanks: 那场地震是个灾难,夺去了许多人的生命。 The earthquake was a ( ), causing heavy loss of life. 战争的灾难性的后果很快显现出来。 The ( ) consequences of the war soon unfolded. 关键时刻,预警系统灾难性地崩溃了。 The Warning System ( ) collapsed at that critical moment.