work hard at的用法和樣例:
例句
- He worked hard at his biology.
他努力學(xué)習生物學(xué)。
- If you work hard at other times, you won't have to sit up all night before the exam.
你平時(shí)如果努力學(xué)習,在考試前就不必這樣整夜開(kāi)夜車(chē)了。
work hard at的相關(guān)資料:
臨近單詞
国内精品美女A∨在线播放xuan