Smart Pphones Smartphones

I think Ssmartphones are on thee of humanity's best Iinventions from Humanity. I think smartphones are one of humanity's best inventions.

English doesn't capitalize its nouns.

I think Ssmartphones are one of the best Inventions from Humanityin the world. I think smartphones are one of the best Inventions in the world.

They are very helpingful. They are very helpful.

"Useful" might be better here. The important thing is that you want an adjective.

They are very helpingful. They are very helpful.

With message and planning because of this I like them so muchI like smartphones so much because of messages and planner applications. I like smartphones so much because of messages and planner applications.

Be careful with antecedents. Make sure that they are clear.

WithBecause we can use them for messageing and planning because of this, I like them so much. Because we can use them for messaging and planing, I like them so much.

They have really nearly everything what the human needs. They have really nearly everything what the human needs.

Subject-verb agreement. Human is singular.

They have really have nearly everything wthat the humanwe need. They really have nearly everything that we need.

There aren't onlyNot only is it just a Pphone it is many usable , but it's also a multi-tool. Not only is it just a phone, but it's also a multi-tool.

See the grammar form: Not only [...] but also [...].

They're aren'not only a Pphone it is many usablebut also a multi functional tool. They're not only a phone but also a multi functional tool.

- Parallel construction - " ... not only ... but also ..." grammar

To Excample the Apps the there havFor example, there its a Ccamera, a Pphone, a Mmessageenger, a Ccalendar G, games, online Sshopping, and many more. For example, there is a camera, a phone, a messenger, a calendar, games, online shopping, and many more.

Applications are implied. When listing items in English, be sure to use commas. I prefer the Oxford comma, so I use it here.

To ExcFor example, the Apps the therey have it a Ccamera, a Pphone, a Mmessage a Cing app, a calendar G, games, online Sshopping and manyuch more. For example, they have a camera, a phone, a messaging app, a calendar, games, online shopping and much more.

We don't capitalize the first letter of common nouns in English as we do in German.

TYou can also see the weather and the news evennews at once. You can also see the weather and news at once.

Be sure to include a subject and verb in your sentence.

The weather and the news even at oncere's also a weather app and a news app. There's also a weather app and a news app.

or There's also the weather and news all in one app.

It is also verycommon practice for the Sschools to ltearnch with the Llearning Aapps for Math, German, and eEnglisch. It is also common practice for schools to teach with learning apps for Math, German, and English.

"Common practice" is a common phrase. Since we're not specifying a learning app, we can omit the "the."

ItThey're also very practiceal for the Sschool to learn with thein using Learning Apps for Mmath, German and eEnglisch. They're also very practical for school in using Learning Apps for math, German and English.

You changed from using the "they" pronoun to the "it" pronoun. Try to use the same type of pronoun throughout your writing.

And because of the displayed news from the Television could beyou can watch the news on your phone, it can be used to teach a bit Pof politics too. And because you can watch the news on your phone, it can be used to teach a bit of politics too.

It's usually more natural to use active sentences rather than passive.

Andlso, because of the displayed news from the Television could bethey can display television news, they can teach a bit Pof politics, too. Also, because they can display television news, they can teach a bit of politics, too.

For History, Chemistry , and Physics could be go of a Searchmaschine how g, you can search for information on Google. For History, Chemistry, and Physics, you can search for information on Google.

For Hhistory C, chemistry and Pphysics could be, we can use our smartphones to go tof a Ssearchmaschine how g engine like Google. For history, chemistry and physics, we can use our smartphones to go to a search engine like Google.

So Ssmartphones are very practiceal and will be always modern. So smartphones are very practical and will be always modern.

When you have "very," you need an adjective. Practice is either a noun or verb. Practical is the adjective form.

So Ssmartphones are very practiceal and will be always be modern. So smartphones are very practical and will always be modern.

I think we should never leave the house without Handyit. I think we should never leave the house without it.

I think we should never leave the house without Handythem. I think we should never leave the house without them.

I could be save your life. I could save your life.

IThey could be save your life. They could save your life.