如题所述
it
is
difficult
to
do
是一个句型,其中
it
是形式主语,不定式
to
do
是句子的真正主语。
如:It's
difficult
to
learn
English.
it
difficul
to
do
则只是一个结构,其中
it
一般视为形式宾语,形容词
difficult
是宾语补足语,不定式
to
do
则是真正的宾语。该结构前面一般都有一个及物动词如
think,
believe,
find,
make
或者
consider
等等。
如:I
think
it
difficult
to
learn
English.
is
difficult
to
do
是一个句型,其中
it
是形式主语,不定式
to
do
是句子的真正主语。
如:It's
difficult
to
learn
English.
it
difficul
to
do
则只是一个结构,其中
it
一般视为形式宾语,形容词
difficult
是宾语补足语,不定式
to
do
则是真正的宾语。该结构前面一般都有一个及物动词如
think,
believe,
find,
make
或者
consider
等等。
如:I
think
it
difficult
to
learn
English.
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第1个回答 2019-08-12
拿一个例子:1.I
find
(that)
it
is
difficult
to
get
good
grades.
2.I
find
it
difficult
to
get
good
grades.
前面是从句,后面是一个固定用法。it
is
difficult
to
do前面要接that(也可以省略)
find
(that)
it
is
difficult
to
get
good
grades.
2.I
find
it
difficult
to
get
good
grades.
前面是从句,后面是一个固定用法。it
is
difficult
to
do前面要接that(也可以省略)