這種句型意為“自從……起做某事已經(jīng)一段時間了”。該句型中的since 從句通常用一般過去時。要注意的是,如果since 從句中的謂語動詞是come, stop, leave, arrive等非延續(xù)性動詞,句意為肯定,順著翻譯即可;如果是be, stay, meet, smoke, live等延續(xù)性動詞,則要翻譯成否定意思。
It is just a week since I arrived here. 我到這里才一個星期。
It is nearly twenty years since I lived in Yangzhou. 我離開揚州已經(jīng)近20年了。(不在揚州 )
It's been years since I enjoyed myself so much. 我已經(jīng)有很多年沒有那樣痛快過了。
It is five months since I didn't smoke. 我戒煙已經(jīng)5個月了。(不吸煙 )
It is six years since he joined the army. 他參軍已經(jīng)6年了。
It has been ten months since she left home. 她離開家已經(jīng)10個月了。