Question

I don't think it wise___the hard work that they have refused to do

英语完形填空如何找答案，即答案老师已给出，但不知道为什么是这个答案。请求帮助

Answer 1

I
don't
think
it
wise___the
hard
work
that
they
have
refused
to
do
A
.for
you
to
take
on
.b.of
you
to
take
on
C.for
you
taking
on
D
of
you
taking
on
选
B
it
作
形式宾语
，
不定式
to
take
on
the
hard....是真正的宾语，
因为you是wise的
逻辑主语
故
用介词of