since three years ago 句子要用在现在完成里吗?We __B__ english since three y_英语解答

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?

人气：439 ℃　时间：2019-08-22 12:26:44

解答

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....