sb..
It’s
very
kind
of
you
to
help
me.妳能幫我,真好.
It’s
clever
of
you
to
work
out
the
maths
problem.
妳真聰明,解出了這道數學題.
若形容詞僅僅是描述事物,不是對不定式行為者的品格進行評價,用for
sb.,這類形容詞有difficult,easy,hard,important,dangerous,(im)possible等.
It’s
very
dangerous
for
children
to
cross
the
busy
street.
對孩子們來說,穿過繁忙的街道很危險.
It’s
difficult
for
us
to
finish
the
work.對我們來說,完成這項工作很困難.
註
意
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of
sb.的句型通常都可轉換為不定式作狀語的句子,但for
sb.句型不可以.
It’s
very
nice
of
you
to
offer
me
a
seat.
=
You
are
nice
to
offer
me
a
seat.十分感謝妳給我讓座.
It
is
careless
of
him
to
lose
so
many
things.
=
He
is
careless
to
lose
so
many
things.他丟了這麽多東西,真是太粗心了.
It’s
very
important
for
you
to
practise
your
oral
English
in
daily
life.
在日常生活中練習妳的英語口語非常重要的.
這句話不能說成:It
is
very
important
of
you
to
practise…