One should keep c____when he is in danger.

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Oneshouldkeepc____whenheisindanger.Oneshouldkeepc____whenheisindanger.Oneshouldkeepc____whenheisinda

One should keep c____when he is in danger.
One should keep c____when he is in danger.

One should keep c____when he is in danger.
calm
keep calm 保持镇定
一个人身处危险是要保持镇静.

calm保持冷静

calm

calm 镇定的

calm