Not easy for grown people but easy to a child
Proficiency in
Proficiency in English
How do you give proficiency test? You must have proficiency in english!
In general, proficiency refers to the competent use of any item.
Some measurement of your proficiency in something. Like how well your English is.
Some measurement of your proficiency in something. Like how well your English is.
collective task proficiency
Ashford university English proficiency exam
The abstract noun form of the adjective 'proficient' is proficiency.
I would rate my proficiency at a solid B.
with honrs