since句子中的時(shí)態(tài)
回答
愛揚(yáng)教育
2022-04-05
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since：
prep.自從;自…以后;從…以來;(表示氣憤)何曾，什么時(shí)候。
conj.因?yàn)?由于;既然;從…以后;自…以來。
adv.自…以后;從…以來;此后;后來。
擴(kuò)展資料
It's a long time since they left.
他們已經(jīng)離開很久了。
It's been two weeks now since she called.
她到現(xiàn)在已經(jīng)有兩個(gè)星期沒來電話了。
I had been out since I was 17.
我從17歲起就公開我是同性戀。
The children are completely out of control since their father left.
這些孩子自他們的父親離開后就無法無天了。
It's been an age since we've seen them.
我們有很長一段時(shí)間沒有見到他們了。