必须马上采取应急措施。 It is imperative to take an emergency measure.（)

It is imperative that the government ______ more investment into the shipbuilding industry

It is imperative that students ______ their term papers on time.[2004]A．hand inB．would han

It is imperative that all the parties to the dispute ______ calm and ______ restraint.A．ke

当泥石流发生时，必须遵循泥石流的规律采取应急措施，发现泥石流后，要马上与泥石流平行直方向向

当考虑为急性心肌梗死时，护士必须迅速采取的措施不包括A．马上给予吸氧B．准备好急救药品C．立即肌

光纤在完成熔接后 为什么必须马上采取增强措施?