Sometimes, we need to end sentences with "is" or "are" to avoid repetition, but is it correct in formal language?
For example:
Only error-free documents are taken seriously. I will make sure yours is.
Sometimes, we need to end sentences with "is" or "are" to avoid repetition, but is it correct in formal language?
For example:
Only error-free documents are taken seriously. I will make sure yours is.
It is perfectly valid syntax. However, for various reasons the usage is discouraged (but not avoided entirely) in formal speech/writing.