1、Have you visited Rome before?你之前有去過羅馬嗎？
2、His face is unfamiliar to me.我從未見過他。
3、Gil made a purchase of a brand new computer.吉爾購買了一臺全新的電腦。
4、Never have I seen a film as outstanding as this one.從未有過我覺得這是最好的電影。
5、He is currently engaged in the task of cleaning his footwear.他正在清理自己的鞋子。
6、This marks my inaugural exposure to his singing prowess.這是我初次聽到他的歌聲。
7、I have been devoting time to acquiring new vocabulary.我一直在學習新的詞匯。
8、They are yet to bring their activities to a close.他們還沒有結束。
9、Have you ever had the experience of travelling abroad?你曾經出國旅行過嗎？
10、My keys have just gone missing.我剛剛丟了我的鑰匙。