if you haven't done so vs if you haven't do so

The correct phrase is 'if you haven't done so.' The verb 'done' should be used in the past participle form after 'have' in this context. 'Do' is the base form of the verb, so it is not suitable in this structure.

Explained by Jennifer
Editor at TextRanch

Last updated: August 16, 2024 • 19804 views

if you haven't done so

This phrase is correct and commonly used in English.

This phrase is used to refer to completing an action that was previously mentioned or implied. It is a polite way to remind someone to do something.

Examples:

Please submit your report by Friday if you haven't done so already.
Remember to lock the door if you haven't done so yet.
Feel free to contact us if you haven't done so already.
You can sign up for the event online if you haven't done so already.
Please let me know your availability if you haven't done so already.

Show examples from the web [+]
Last updated: October 31, 2024

Oct 31, 2013 ... 1. I guess you could try this website if you haven't done so yet. 2. I guess you could try this website if you haven't already done so. Which is correct?
1 day ago ... If you haven't done so already, open a chat to configure ChatGPT for your specific needs. Here's what I did: · Comments Section · Community Info ...
Oct 1, 2024 ... If you haven't done so, can I encourage you to check out my new book Taken as Red - described in the Guardian review as the “most thoroughly ...
Nov 27, 2018 ... If you haven't done so yet....follow me on Instagram at rebeccasweet_. You can get an inside look at what my life is like when I'm not on ...
Mar 21, 2010 ... "If you haven't done so already" means "if you haven't done whatever the writer suggests now/yet." Sometimes the phrase comes before the suggestions.
If you haven't done so already, check out Jonny and Dudu Tassa - דודו טסה upcoming collaborative album 'Jarak Qaribak'. Pre-order the album and listen to...
Nov 9, 2023 ... If you haven't done so already, treat your ears to the career stories, tips and advice from these 8 inspirational women who were all kind ...
If you haven't done so yet, please take the time to check out their YouTube channel!

Alternatives:

if you haven't completed it
if you haven't finished it
if you haven't taken care of it
if you haven't accomplished it
if you haven't carried it out

if you haven't do so

This phrase is incorrect. 'Do' should be replaced with the past participle 'done' to maintain the correct grammatical structure.

Show examples from the web [+]
Last updated: October 31, 2024

Feb 27, 2022 ... • 3y ago •. Make sure you talk to her dad. If you haven't do so then rest at the table. Fixed it for me. Upvote 1. Downvote Reply reply
Jun 19, 2014 ... Did you install the drivers? If you haven't, do so and that will fix this issue. If you have, try reinstalling them again.
Nov 3, 2021 ... Things might be different in EMEA or AMER regions, so be sure to contact partners@cloudflare.com if you haven't do so. user6818: What are ...
Aug 21, 2023 ... ... If you haven't do so yet, write this short email. Dear Professor ABC, I am XYZ, your student in Class 123. I have enjoyed your class and was ...
Apr 11, 2023 ... If you haven't do so already, go to Account>Hide and Show Accounts, and check the Financial Institution column to see if any other accounts ...
Oct 27, 2020 ... I have 4 Qi Chargers and ALL charge my iPhone 12 Pro Max as expected. Have you force restarted your phone? If you haven't do so: Press and ...
Seniors don't forget that there is time to take your senior portraits if you haven't do so. If your child has not signed up to take their senior portrait ...
Mar 21, 2022 ... If you haven't do so already, have a look in your menu at Help > Formulas and Functions Help, which covers them all. Thanks for the green ...
Mar 20, 2018 ... It might not help but if it were me I would do a full flush regardless and change to stainless lines if you haven't do so already. It's very ...

What Our Customers Are Saying

Our customers love us! We have an average rating of 4.79 stars based on 283,125 votes.
Also check out our 2,100+ reviews on TrustPilot (4.9).

"Thank you!"
Sachi Nakama July 2024
"I have literally been through chat, PI, claude, bard and bing and I got conflicting answers! Thank you! Human intelligence reigns!"
Retha July 2024
"Faster than AI"
CYNTHIA December 2023
"This was very helpful and I personally think this site is the best."
Kaden October 2023
"It was extremely thorough and very helpful!"
imperialelisa October 2023
"7 years without any disappointment. Always 100% satisfied. You guys are the best in the world at what you do. Thank you so much :)"
Zubair Alam October 2023
"In a world of text messages and online communication, this is great to have as a live tool. Thank you."
Selena October 2023
"Without textranch I would be stuck!"
宏祐 October 2023
"Accuracy and fast response. Personal comments from editor. Thank you."
Clh September 2023
"I wasn't aware of this service, it's fascinating and more reliable than standard IA tools available on the internet"
Arturo September 2023
"The fact that you can get reliable fast feedback on your texts."
Vinicius Antonio August 2023
"you guys are better than grammarly i'm being honest here"
ordinary July 2023
"OMG! This is really good than any other text correction tools I've used so far. Highly recommend this."
Vehan July 2023
"Very fast and accurate. thank you."
mojtaba July 2023
"I love this app because it's help to writing skills all of students ♥️"
Tarisini July 2023
"This was exactly the mistake I was looking for, the wording dind´t sound right at first. Better than grammarly!"
Ente July 2023
"The immediate help that I received was reassuring and very satisfactory. Thanks."
priiiyanshuu July 2023
"this helps A LOT for my studies."
kathnunez02 June 2023
"Woow!! I would never have expected such precision! Thank you soooo much!!"
Berta June 2023
"Real Time Editor and not AI. Many Thanks."
Priya June 2023
"The very first thing excites me about Textranch is how much your editors care."
sepideh June 2023
"The fact that texts are checked by human editors rather than by AI, etc. I appreciate this!"
Анна June 2023
"Feel welcome, immediate response, high quality feedback"
martin.roy June 2023
"This is the best app that I have ever seen"
Burulai May 2023

if you haven't done so vs if you haven't do so

if you haven't done so

if you haven't do so

Related Comparisons

What Our Customers Are Saying