A student produces, "She was a nurse so she gave the injured man the kiss of his life."
I need to correct this gently without falling off my chair laughing.
Now's a good time to review the article system with her.
I'll ignore it.
I'll tell the student that she's got something wrong here and get everyone else to see if they can correct the expression.
In a discussion about travel experiences intended to practice "I have / haven't ever been to ..." a student produces, "It was a terrible weather."
Now's a good time to review countable and uncountable nouns.
I'll ignore it.
I might make a note and sort this out later if I have the time.
I'll tell the student that she's got something wrong here and get everyone else to see if they can correct the expression.
A student produces, "I him to go see not now then."
I'll ignore it.
Now's a good time to review all the tenses the student should know.
I'll tell the student that she's got something wrong here.
I need to find out what was meant and try to provide the language needed.
In a role play at the end of a lesson about restaurants, a student produces "Excuse me Mister Waiter".
I'll ignore it.
Now's a good time to stop the role play and give a mini-lesson on the different ways cultures in my classroom talk to service assistants.
I need to intervene.
I'll make a note and correct it at the end because it only happened once.
A student produces "Is there place in this car for three people?"
This is just a slip caused by tiredness or whatever. I'll ignore it.
Now's a good time to give a mini-lesson on the differences between 'place', 'room', 'seat' and 'space' even though I'm teaching pronunciation right now.
This is serious so I must correct.
It's clearly an error not a slip and it's quick to correct so I'd probably correct it.