By the end of ,at the end of和in the end of 的用法和区分

Question

如题所述

Answer 1

by
the
end到/在最后，表示到那时候，常常可以根据语境、时态看出。by...the
end
of后一般跟完成时态
如：By
the
end
of
2170,
people
_will
have
established_cities
and
industries.

He
will
have
turned
30
by
the
end
of
this
year.
in
the
end在最后，一般表示结果，强调的就是结果。
如：I
was
saved
in
the
end
我最后获救了。
at
the
end
常与of连用
一般说来，at
the
end
of用于表示具体事物或场所的场合，它也可以用来表示比喻意。例：
The
school
is
situated
at
the
end
of
the
street．
该校位于这条街的尽头。
We'll
have
an
exam
in
English
at
the
end
of
January．
一月底我们要参加英语考试。
They
were
at
the
end
of
their
patience．
他们忍无可忍。
at
the
end
of在时间或地点的尽头
in
the
end
of
in
the
end后面不能加of，表示最后，比如说一件事的最后等