# since的四种用法#

   

1) since +过去一个时间点 (如具体的年、月、日期、钟点、1980, last month, half past six)。

I have been here since 1989.

2) since +一段时间+ ago

I have been here since five months ago.

3) since +从句

Great changes have taken place since you left.

Considerable time has elapsed since we have been here.

4) It is +一段时间+ since从句

It is two years since I became a postgraduate student.

   

有什么想问我的?欢迎添加微信交流

老师简介:Victor老师,英语专业八级,持有国际英语教学证书TEFL。

曾任李阳疯狂英语讲师、跨国公司英语翻译。

目前任某英语培训机构VVIP英语私教老师,为海尔、万华等公司、个人提供英语培训服务。