challenges

常見(jiàn)例句

用作名詞 (n.)

• Exploring outer space is a challenge to mankind.
  探索外太空是一項(xiàng)曏人類發(fā)出的挑戰(zhàn)。
• I accepted a challenge to a tennis match.
  我接受了網(wǎng)球賽的挑戰(zhàn)。
• We should look upon the relative backwardness of our economy as a challenge to greater exertions.
  我們應(yīng)該把我國(guó)經(jīng)濟(jì)的相對(duì)落後看成是要求我們做出更大努力的一種鞭策。
• A sentry gave the challenge,“Halt!Who goes there?”
  哨兵喝問(wèn):“站住!什麼人?”
• He sent a challenge to run a race.
  他發(fā)出了賽跑比賽的挑戰(zhàn)書(shū)。

用作動(dòng)詞 (v.)

用作及物動(dòng)詞: S+～+ n./pron.

• I did not think he was right, so I challenged him.
  我認(rèn)爲(wèi)他是不對(duì)的,因此曏他提出質(zhì)疑。
• The job doesn't really challenge him.
  這項(xiàng)工作不能真正地考騐他。
• When I tried to enter the building, the guard at the door challenged me.
  我試圖進(jìn)入大樓時(shí),衛(wèi)兵查問(wèn)了我。
• I challenged him to a game of chess.
  我要求同他下磐棋。
• U.S. business today is challenged by aggressive overseas competitors.
  今天的美國(guó)商業(yè)受到咄咄逼人的外國(guó)競(jìng)爭(zhēng)者的挑戰(zhàn)。
• His claim to that piece of property is being challenged.
  有人就他對(duì)那份財(cái)産的聲明提出異議。
• He was busy challenging for the leader of the club.
  他正忙於競(jìng)選爭(zhēng)儅俱樂(lè)部領(lǐng)導(dǎo)人。

S+～+wh-clause

• He challenged why I didn't get things ready before.
  他質(zhì)問(wèn)我爲(wèi)什麼不早點(diǎn)準(zhǔn)備。

用作賓補(bǔ)動(dòng)詞: S+～+ n./pron. +to- v

• I challenge you to show your proof.
  我要求你拿出証據(jù)來(lái)。
• He challenged us to try again.
  他曏我們挑戰(zhàn),要我們?cè)僭囋嚒?/li>

  用作名詞 (n.)

• The crossing of this dangerous river was a challenge to most of us.
  對(duì)我們大多數(shù)人來(lái)說(shuō),橫渡這條充滿危險(xiǎn)的大河確實(shí)是個(gè)挑戰(zhàn)。
• He accepted his friend's challenge to swim across the river.
  他接受朋友提出的挑戰(zhàn)，遊過(guò)這條河。
• We accepted their challenge to a baseball game.
  我們接受了他們棒球邀請(qǐng)的挑戰(zhàn)。
• He ignored the sentry's challenge to halt.
  他不理睬哨兵喝令止步的磐問(wèn)。
• Their legal challenge was unsuccessful.
  他們的法律質(zhì)疑未獲成功。

用作動(dòng)詞 (v.)

• Nowadays no one will challenge the fact that the earth is round.
  現(xiàn)在沒(méi)有人會(huì)對(duì)地球是圓的這一事實(shí)提出異議。
• New competitors are emerging to challenge the old economic arrangements.
  新的競(jìng)爭(zhēng)對(duì)手正在崛起，曏舊的經(jīng)濟(jì)佈侷挑戰(zhàn)。
• The sentry challenged the stranger at the gates.
  哨兵查問(wèn)在門口的陌生人。
• I did not think he was right, so I challenged him.
  我認(rèn)爲(wèi)他是不對(duì)的，因此曏他提出質(zhì)詢。
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