Actually this quiz just covers pronoun usage. Certainly many grammar mistakes involve misuse of pronouns, but there is much more to know about grammar than this little pronoun-use quiz tests. It is pretty easy. Anyone who made any effort in class and had a decent middle school language arts teacher should make 100%. Try it out here.
Way to go! You know not to trust the MS Grammar Check and you know "no" from "know." Now, go forth and spread the good word (or at least, the proper use of apostrophes).
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