forget
‘forget’
The past tense of forget is forgot. The -ed participle is forgotten.
If you forget something, or forget about something, you stop thinking about it.
Alan, having forgotten his fear, became more confident.
Tim forgot about his problems for a few hours.
If you have forgotten something that you knew, you can no longer remember it.
I have forgotten where it is.
...a Grand Duke whose name I have forgotten.
If you forget something such as a key or an umbrella, you do not remember to take it with you when you go somewhere.
Sorry to disturb you – I forgot my key.
Be careful
Don't use the verb ‘forget’ to say that you have put something somewhere and left it there. Instead you use the verb leave.
Don't use the verb ‘forget’ to say that you have put something somewhere and left it there. Instead you use the verb leave.
I left my bag on the bus.
‘forget to’
If you forget to do something that you had intended to do, you do not do it because you do not remember it at the right time.
She forgot to lock her door one day and two men got in.
Don't forget to call Dad.
Be careful
Don't use an -ing form. Don't say, for example, ‘She forgot locking her door’.
Don't use an -ing form. Don't say, for example, ‘She forgot locking her door’.