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英語語法突破 200 句
過去完成時
1 . At first I thought I'd done the right thing, but I soon realized that I'd made a mistake.開始我以為我做對了,但是很快就發現自己犯了個錯誤。
2 . The house was dirty. They hadn't cleaned it for weeks.房子很髒,他們好幾個星期沒打掃了。