Check the Mistake

[cute_angel]

yes I do

it is uncountable check the dictionary

[hairless17]

ok sorry you are right
I found it in a site with s but when I checked it on dic i found you are right

[hairless17]

what is the error here
The problem was able to be solved

[cute_angel]

I was able to solve the problem ....... may be

or the problem was solved

[hairless17]

yes you are right because
People are able to do things, but things are not able to be done: you should not say, “the problem was able to be solved .”

[cute_angel]

so I'm right that's nice

[hairless17]

yes you are
this is a common error that people make

[cute_angel]

She lied at me and also laughed to me

[hairless17]

She lied to me and also laughed at me

[cute_angel]

Right

your turn

[hairless17]

this student is in the university

[cute_angel]

I think we use the at instead of in

[hairless17]

good
here is an other one

[hairless17]

"I'm not speaking to nobody in this class."

[cute_angel]

we can't use double negation at the same time

so we have to say

I'm not speaking to any body