it must not contain vs it must not be contain

The correct phrase is "it must not contain." The phrase "it must not be contain" is incorrect in English. The verb "contain" should be used in its base form after the modal verb "must."

Last updated: March 29, 2024 • 712 views

it must not contain

This phrase is correct and commonly used in English.

This phrase is used to indicate that something should not be included or present in a particular context.

Examples:

The package must not contain any hazardous materials.
The report must not contain any errors.
The email must not contain any sensitive information.

Show examples from the web [+]

If, however, the report is to have some significance, it must not contain factual errors.
It must not contain pathogenic microorganisms (Listeria monocytogenes and Salmonella).
It must not contain any erasures or overwritten words.
Above all, it must not contain exceptions or what we call loopholes, i.e. ways in which the regulation can be contravened either through complex wording or because of local or special exceptions or applications.
Note 3: This fuel may be based on straight run and cracked distillates; desulphurisation is allowed. It must not contain any metallic additives.

it must not be contain

This phrase is incorrect in English.

Show examples from the web [+]

10. Statement whether the product contains or does not contain material of human origin.
Avaglim contains lactose Avaglim tablets contain a small amount of lactose.
This cylinder contains Napalm, the other contains compressed air.
Capsule shells contain gelatin, titanium dioxide E171; ink contains iron oxide E172.
A normal and varied diet contains many ingredients, which in turn contain many substances.
The label shall contain the following text: Contains metallic additives.
The module Seska stole contains a quantum resonance oscillator.
Its body and excrement contain a special protein.
This parcel contains a priceless holy relic.
We both signed prenups that contain infidelity clauses.
This field contains a byte stream representing the image.
Fairway information contains the data of the waterway only.
Chloe, those files contain details of nearly every operation.
The folder contains your people's whereabouts.
Most over-the-counter allergy medicines contain mild sedatives.
Box 5 contains all geographical indications.
Unless it contains something very valuable.
The soil contains the same magnetic traces.
The report does contain many good ideas.
Finally, the resolution before us contains blatant contradictions.

Alternatives:

it must not be contained
it must not be included
it must not be present
it must not be found

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

it must not contain vs it must not be contain