48.threat Their lives were frequently ___ by gas explosion.49.perform The first American ___ of

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48.threat Their lives were frequently ___ by gas explosion.49.perform The first American ___ of
48.threat Their lives were frequently ___ by gas explosion.49.perform The first American ___ of

48.threat Their lives were frequently ___ by gas explosion.49.perform The first American ___ of
1.threatened
句子的意思是：瓦斯爆炸时刻威胁着他们的生命.
2.performance
根据句子,横线中应该填名词,perform的名词形式是performance.

treated performance

Their lives were frequently (threatened) by gas explosion.
意思：他们的生命经常受到毒气威胁，被对待用动词的过去式，
threat -> threatened
The first American (performance) of
意思：首次美国（表演）
用名词形式，perform-> performance

threat 48.threat Their lives were frequently ___ by gas explosion.49.perform The first American ___ of live within their Live out their own wonderful Women live only for their own I feel very tired.To live their live on their own为什么不是live in,而是live on 英语翻译they counter the widespread perception that Latino immigrants do not assimilate and that their large numbers are a threat to the English language. threat-landscape是什么意思 threat什么意思 terrorist threat是什么意思 credible threat是什么意思 篮球里Tripe Threat credible threat是什么意思 life-threat-ening是什么意思 pose a threat pose a threat threat 名词性