答案是肯定的.
不定代词包括这些：
anybody anyone
anything everybody
everyone everything
nobody none
no one nothing
somebody someone
something
在有些情况下不定代词前面可以有形容词,
请看例句：
Today a very happy someone will win a free trip to Shanghai.
I worked all my life.All I got for it was sweet nothing.
Yesterday I saw a bright something shooting across the sky.It could have been a meteorite.
希望帮到了你,
我是加拿大人,前英语老师.