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【多选题】
如果在地震、台风、洪涝灾害中,身体被坍塌的建筑物压住怎么办?( )A.
用湿手巾、衣服或其他布料等捂住口鼻和头部
B.
尽量活动手和脚，用周围可搬运的物品支撑身体上面的重物，避免塌落
C.
在周围安静能听到上面（外面）有人说话时，应敲击出声，向外界传递信息
D.
无力脱险时，尽量节省力气，要静卧，保持体力，等待救援
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反馈参考答案：
举一反三
【单选题】Despite signs of strong economic recovery, American companies are still pressed for ______.
A.
tremendous debts.
B.
considerable profits.
C.
soaring investment.
D.
excessive growth.
【单选题】The ______ now seems to stand as the primary to a new era of strong economic growth.
A.
defect
B.
descent
C.
deficit
D.
defeat
【单选题】The ______ now seems to stand as the primary barrier to a new era of strong economic growth.
A.
defect
B.
descent
C.
deficit
D.
defeat
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