Page 788 - Wordsmith A Guide to College Writing
P. 788
People throw litter on the highway, which is a problem.
In the sentence above, the pronoun which does not have an
antecedent—that is, there is no single noun or pronoun that it refers
to. Which could refer to litter or to the highway, but more likely it refers
to the whole idea of “people throwing litter.”
Littering is a problem on the highway.
To fix problems with which, reconstruct the sentence to eliminate the
pronoun.
The summer term is shorter, which means that classes move at a
faster pace.
The summer term is shorter, so classes move at a faster pace.
Practice 18-5 Correcting Vague Uses of
This and Which
Underline and correct the vague uses of this and which.
1. Many evening students complain that the parking lot is dark
and scary when they leave class after dark. School officials
should do something about this.