It does not sound natural, and the more widely used phrase is "within the day".
It is grammatically correct to say , "I am in school today." This is because you are in the building, not at the building.
Yes, that sentence is grammatically correct.
"The men came today to lay the carpet in the living room" is grammatically correct. One could use less words though - "The men came today to lay the living room carpet".
Today is the correct spelling.
The word todays is the plural form for the noun today. Example sentence: All of our todays are now yesterdays. The possessive form is today's. Example sentences: Today's plan is for lunch and a movie. Today's date is the twentieth.
No, it is more correct to say, "What day is it today?"
It is grammatically correct to say , "I am in school today." This is because you are in the building, not at the building.
Yes.
Yes, "starting from today" is correct. It indicates that something is beginning on the current day.
Yes, that sentence is grammatically correct.
It is correct, but it would be nicer to use the baby's name, as in "How is Johnny today?"
"We were informed it will be corrected today" is a correct sentence. However, it might sound a little better to say "We were informed that it will be corrected today."
Yes, by the end of today is correct. It's not a complete sentence, though.
Wednesday morning, it is correct to say I have not seen him for one day. Wednesday afternoon, or by working day end, it is correct to say I have not seen him for two days
Yes, it is correct to say "in every tooth" when referring to something that occurs or exists within each individual tooth.
Yes, you can say that; we've got today to get this job done.
no you would say we or you me and him!1