完成时态for后加那些词,since后加那些词,要具体的,越多越好
发布网友
发布时间：2023-12-24 16:35
共1个回答
热心网友
时间：2024-12-12 16:52
，但不能错误地认为for加一段时间就是完成时。同样
since
后加具体过去时间或过去时的句子，如果跟一般现在时时，since
表示“既然、由于”之意。
例
for
three
days
I
have
been
here
for
three
days.
I
stayed
there
for
three
days.
Now,
I
well
remember
that
time.
I
will
stay
there
for
three
days
there,
then
I
will
go
to
Australia.
Since
three
days
ago,
I
have
been
here.
