B: As an experienced teacher of English, you know the trouble your students have and are ready to help.
You may use the following words and expressions:
vocabulary remember keep in mind jot down
no matter how context meaningful
Could you help me with ...
I have trouble with ...
My big problem is ...
... escape my mind ...
What does ... mean?
I'll give it a try.
That's not unusual.
Have you ever tried ...?
... become more meaningful ...
... learn them in the context.
I wish you success!