i don't like (documentary) ,because they re boring .改成适当形式

i don't like (documentary) ,because they re boring .改成适当形式
i don't like (documentary) ,because they re boring .改成适当形式

i don't like (documentary) ,because they re boring .改成适当形式
答案：把documentary改成复数形式documentaries.
documentary是可数名词,意思是“纪录片”.其前面如果没有任何修饰成分的话,则在句中它必须用复数形式,而且后面的they提示了这一点：不是指某一部纪录片,而是所有的纪录片.

documentaries, 因为后面是they.

I do not like the documentary films, because they are boring! 或: I don't like documentary films,because they're boring!

I don't like documentaries ,because they re boring