第1个回答 2020-02-09
可以啊.
We
think
it
our
duty
to
clean
our
classroom
every
day中to
clean
our
classroom
every
day是形式宾语it所指的事情,本句是"主谓宾补"句式.
而We
think
it's
our
duty
to
clean
our
classroom
every
day.中it's
our
duty
to
clean
our
classroom
every
day是宾语从句.
所有这种"主谓宾补"的句子均可以改为含宾语从句的复合句,因为宾语和宾语补足语之间本身就是逻辑主谓关系.