it's p//www.souquanme.comolite for sb to do sth造句
It
is
polite
for
the
students
to
greet
their
tCibGtlbDeachers
first
when
they
meet
each
other.
对学生来说,，碰到老师时，先跟老师打招呼搜趣网是礼貌的（行为）。
is
polite
for
the
students
to
greet
their
tCibGtlbDeachers
first
when
they
meet
each
other.
对学生来说,，碰到老师时，先跟老师打招呼搜趣网是礼貌的（行为）。
it's polite
Itx27s polite______"Thank //www.souquanme.comyou".A.say B.to say C.saying D.said 选什么,为什么、?B
是it's + 形容词 + to do 的结构,再如：
It's important to learn Engli搜趣网sh well.
是it's + 形容词 + to do 的结构,再如：
It's important to learn Engli搜趣网sh well.
