since的用法总结

回答
爱扬教育

2022-03-13

1、since+时间点,要求谓语动词用现在完成时,而且必须是延续性动词;
2、since+一段时间+ago,要求谓语动词用现在完成时,而且必须是延续性动词;
3、since+从句,要求主句谓语动词用现在完成时,而且必须是延续性动词;从句谓语动词用一般过去时,而且是终止性动词。

扩展资料

  例句:

since的用法总结

  I have stayed in that country since 1995.

  从1995年以来我就在那个国家了。

  Example: They have lived in that house since two years ago.

  两年前他们就住在那座房子里了。

  Example: Lily has stayed at home since she left school.

  莉莉离开学校之后就一直呆在家里。

  Example: It has been three months since he moved to this city.

  他搬到这个城市已经三个月了。