since three years ago 句子要用在 现在完成里吗?We __B__ english since three years ago.A.learned B.have learned Tom has been in Paris since 2 years agoI have been here since five months ago.问:1.since+时间+ago 在句子里怎么翻译,

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since three years ago 句子要用在 现在完成里吗?We __B__ english since three years ago.A.learned B.have learned Tom has been in Paris since 2 years agoI have been here since five months ago.问:1.since+时间+ago 在句子里怎么翻译,

since three years ago 句子要用在 现在完成里吗?We __B__ english since three years ago.A.learned B.have learned Tom has been in Paris since 2 years agoI have been here since five months ago.问:1.since+时间+ago 在句子里怎么翻译,
since three years ago 句子要用在 现在完成里吗?
We __B__ english since three years ago.
A.learned B.have learned
Tom has been in Paris since 2 years ago
I have been here since five months ago.
问:1.since+时间+ago 在句子里怎么翻译,表示:已经多少年了,还是表示 自从多少年前?
2.这种句型都用在现在完成时吗?

since three years ago 句子要用在 现在完成里吗?We __B__ english since three years ago.A.learned B.have learned Tom has been in Paris since 2 years agoI have been here since five months ago.问:1.since+时间+ago 在句子里怎么翻译,
1.自从一段时间前以来since two years ago--自从两年前以来
2.大部分情况下用现在完成时态,也可以用一般现在时态.
It's 10 years since we came here a year ago.
It has been 10 years since we came here a year ago.

是的,since引导的时间状语,主句一般都用现在完成时,可以说是一个标志性的词。

1、翻译成“自从什么时候,就。。。”你可以根据句义进行灵活的翻译。
2、since加过去的某个时间的短语,前面都是用现在完成时态。