1、statement

(正式或明確的口頭或書面)陳述，聲明

Andrew now disowns that statement, saying he was depressed when he made it.

安德魯現在推翻了那個說法，說那是自己在情緒低落時說的話。

'Things are moving ahead.'— I found that statement vague and unclear.

“事情正在取得進展。”——我認為這個說法含糊不清。

(為某一場合特別發表的)官方聲明，正式聲明

The statement by the military denied any involvement in last night's attack.

軍方發表聲明稱其和昨晚的襲擊無任何關系。

證明(兒童)有特殊教育需求

Nearly a year later, it was agreed that Tom would be statemented.

近一年后，湯姆被批準將獲得特殊教育。

I had eight statemented children in my class.

我的班里有 8 名需要接受特殊教育的孩子。

2、challenge

挑戰;難題

I like a big challenge and they don't come much bigger than this.

我喜歡大的挑戰，而所有挑戰中再沒有比這更大的了。

The new government's first challenge is the economy.

新政府面臨的第一個難題是經濟問題。

(成功地)應對挑戰，迎接挑戰

The new Germany must rise to the challenge of its enhanced responsibilities.

一個嶄新的德國必須迎接挑戰，承擔更多的責任。

They rose to the challenge of entertaining 80 schoolchildren for an afternoon.

他們一個下午成功接待了80名學童。

懷疑，質疑(真實性、價值、權威等)

Democratic leaders have challenged the president to sign the bill.

民主黨領袖對總統簽署這項法案提出了質疑。

The move was immediately challenged by two of the republics.

此項動議立即遭到其中兩個共和國的反對。