homework

Good evening TOM!

Thank you for doing an essay instead.

But I checked your page and I saw your homework.

I think there were some problems awhile ago.

Try to check it again. But don\'t worry it is okay.

Please go over the corrections below.

I will ask you a lot of questions.
Teacher Nina

Teacher,you didn\'t send me a homework.

>> correct
There is no words and sentences.

>> correct

>> OR: The page is blank.


Hydrogen car is very good at saving nature.

>> correct

>> OR: Hydrogen car is very good at saving the environment.
When we burn it,there is only water and a little nitrogenous compound.

>> When we burn it, there is only water a little nitrogen compound.
But there is also problem.

>> But there are also some problems.
Hydrogen is incompleteness.

>> Did you mean: Hydrogen is incomplete. (What do you mean? Please share it in class ^^ )
It is easy to fire and explosion.

>> It easy to explode.

>> OR: It easily burns and explodes.
Scientist always study about it.

>> Scientist always studies about it.