例文・使い方で印象づける「alert」の覚え方
スポンサーリンク...It behoves you to be on the alert and keep watch, that they surprise you not... 
Miguel de Cervantes 「The History of Don Quixote, Volume II., Complete」
..."We must only keep on the alert, and not change ourencampment for a safer one until those return who remainedalive in the castle...
Antonio de Trueba Henry J. Gill 「The Cid Campeador」
...Jellybandcame bustling forward, eager, alert and fussy, as became the advent of one ofthe most favoured guests of his hostel...
Baroness Orczy 「The Scarlet Pimpernel」
...de Kercadiou had already done what thinking was necessary, and her alert young mind had settled all that was to be done...
Rafael Sabatini 「Scaramouche」
...His mind was all intent upon the advancing troop, his wits alert and gathered together for a leap in whatever direction should be indicated...
Rafael Sabatini 「Scaramouche」
... Binet maintained a firm hold of his young friend’s arm, and kept himself on the alert for any tricks that the young gentleman might be disposed to play...
Rafael Sabatini 「Scaramouche」
... Her lazy eyes were now alert to search that lean face of his...
Rafael Sabatini 「Scaramouche」
...Instantly every faculty of his mind was upon the alert...
Edgar Rice Burroughs 「The Beasts of Tarzan」
... An alert anddaring brain figured upon the chances of success when a certain planshould be put to the test...
Edgar Rice Burroughs 「Jungle Tales of Tarzan」
...Seeming only was the indifference of Tarzan, for alert and watchful wasevery well-trained sense...
Edgar Rice Burroughs 「Jungle Tales of Tarzan」
...Even the individuals became less watchful and alert, so that one mighthave thought Numa and Sabor and Sheeta entirely deleted from the schemeof things...
Edgar Rice Burroughs 「Jungle Tales of Tarzan」
... For a half hour the torrentsfell—then the sun burst forth, jeweling the forest with a millionscintillant gems; but today the ape-man, usually alert to the changingwonders of the jungle, saw them not...
Edgar Rice Burroughs 「Jungle Tales of Tarzan」
...A slight noise in the jungle upon the opposite side of the clearingbrought Achmet Zek to immediate and alert attention...
Edgar Rice Burroughs 「Tarzan and the Jewels of Opar」
... His ears, his nostrils were on the alert...
Edgar Rice Burroughs 「The Son of Tarzan」
... Meriem was instantly alert...
Edgar Rice Burroughs 「The Son of Tarzan」
...Had we not been very much on the alert,he would undoubtedly have got one of us, and we realised that we hadhad a very lucky and very narrow escape...
J. H. Patterson 「The Man-eaters of Tsavo and Other East African Adventures」
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