The policemen acted quickly because lives were (at stake).

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问题 The policemen acted quickly because lives were (at stake).

选项 A、 in danger
B、 in difficulty
C、 in despair
D、 out of control

答案A

解析 划线部分为固定词组,意思是“在危急关头;成问题的”,属于介词短语形式,各选项中只有A项可表示此意,in danger表示“有……的危险,在危险之中”,如:The sick man is in danger of death.这位病人有死亡的危险。B项意为“处于困境,在困难中”,如:When you are in difficulty,you may ask for her help.你有困难时,可以找她帮忙。C项意为“处于绝望之中”,例:After repeated failure,she gave u
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