.@WTOP mixing up your/you're, there/their/they're, and ending a sentence with a preposition.
— Dave N (@RunnerDave20194) March 4, 2015
@WTOP It's and its. One is a contraction, the other is a possessive. Happy Grammar Day from a Middle School Language Arts teacher.
— Julie Yanchulis (@DCSportsMom) March 4, 2015
@WTOP when people say they will "try and" do something. Should be try TO! #GrammarDay
— Dana Tofig (@MCPSPIO) March 4, 2015
@WTOP Person's who make thing's plural by adding apostrophe's. And of course possessive's to. Totally anger's me. Learn the rule's, folk's.
— Doug Kern (@dakern74) March 4, 2015
@WTOP Who/whom and subject/verb disagreement. "Data" and "media" are PLURALS, people! :-)
— Deb Stahl (@CrnchyMama) March 4, 2015
#wtop "Lose" & "Loose" #PetPeeve #GrammarDay
— 9_Passion (@Sov_Passion) March 4, 2015
@WTOP When people on Facebook use .... instead of commas, semicolons, or periods between sentences when they write long posts.
— kerrin (@kerrinsuzanne) March 4, 2015
@WTOP When people say "Him and me" went out. It should be "he and I".
— Mary Ellen (@m_icaza) March 4, 2015
@WTOP many are orthographic errors. I despise the misuse of "then" and "than" #grammar
— Petworthian (@Petworthnewvie) March 4, 2015
@GCD04 @WTOP How about him and me and her and I ugh.
— Andrea Warwick (@andiw516) March 4, 2015
@WTOP Use FEWER with items that can be counted; use LESS with a quantity of a substance. #WTOP #grammar
— Heather Hurley (@medevam) March 4, 2015
@WTOP Using "lay" instead of "lie" and "went" instead of "gone."
— Sash (@michael0501) March 4, 2015
@WTOP when apostrophe "s" (or 's) is used as pluralization for a word or acronym
— Neal G. (@PalmBay925) March 4, 2015
@WTOP It drives me crazy when people say "physical" when they mean "fiscal"
@WTOP using ARE for OUR
— HelenPriceMontgomery (@hporiginal) March 4, 2015
@WTOP oh! And "should/would/must of" instead of "should/would/must have"
— Petworthian (@Petworthnewvie) March 4, 2015
@WTOP Hate when people confuse there, their and they're. I mean, come on, there only 3 options! Their needs to be more focus on grammar.
— Anneliese Delgado (@OnAirAnneliese) March 4, 2015
I'm sure you will get "alot" of replies RT @WTOP Wednesday is National Grammar Day! What are your top grammar pet peeves? Tell us with #WTOP
— Rebecca Roth (@rebroth) March 4, 2015
@WTOP the obvious one to me is your-you're #WTOP
— George Daffan (@GCD04) March 4, 2015
@WTOP People who say "send it to John Doe and I" or otherwise misuse "I" because they think it sounds smarter. #grammarday
— Satirical Alexandria (@SatirclAlx) March 4, 2015
Hi @WTOP. Knock knock. Who's there? To. To who? To WHOM! Happy #GrammarDay!
— Stacey Viera (@staceyviera) March 4, 2015
@WTOP Typo issues: form & from; weather & whether... Grammar issues: your & you're; their & there; to & too; and when to use "," and ";"
— wendy (@wowindc) March 4, 2015
WASHINGTON — You may want to proofread carefully Wednesday, because it’s National Grammar Day.
To celebrate the grammar geeks out there, WTOP asked people to share their biggest grammar pet peeves. Click through the gallery to see some of the responses from Twitter.
Tell us your biggest grammar annoyances on Twitter using #WTOP and join the conversation on Facebook.