have been doing sth
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:英语作业 时间:2024/05/09 21:09:11
have been doing sth
现在完成进行时的标准结构
表示到当前已经进行一段时间且还在进行中
I have been learning English for 3 years.
表示到当前已经进行一段时间且还在进行中
I have been learning English for 3 years.
have been doing sth
have been doing sth是什么时态?
have(has) been doing sth 造句写翻译
Have/has been 后一定要加doing sth.吗?
have been doing sth和现在完成时有区别吗?
请问是否存在have been being doing sth.
I have been doing sth.和I have done sth.有何区别?
has been doing sth+介词
have trouble doing sth
have fun doing sth.
have fun doing sth
have sb doing sth