You have entered the room.
Yes, the sentence is correct. The implied subject of the sentence is you."You come...""You enter..."
No, "enter" is usually followed by the preposition "into" when used in a sentence. For example, "She entered into the room."
The past tense of enter is entered.
The cranny in the foundation is allowing small animals to enter the structure.
Carefully retype this sentence using coreect capitalization. be sure to press enter.
You are only allowed to enter if the correct certification has been obtained.
The past tense of enter is entered.
Data can be entered by using the enter key.
Before data can be entered into a database, the storage structure needs to be defined. As a minimum, a database would need at least one table.
entered.
It means that the program you are tying to log onto does not recognise the User Name you have entered. Enter the correct User name.
Enter means Come or go into. He entered the room.