輸入需要查詢的關鍵字:
英語語法突破 200 句
過去完成進行時
1 . Ken gave up smoking two years ago. He'd been smoking for thirty years.兩年前肯戒了煙,之前他抽了三十年煙。
2 . I was very tired when I arrived home. I'd been working hard all day.我到家時非常累。我一整天都在玩命地幹!