For the second question: "Understanding British culture is understanding the pragmatics of English language use'', I think it should be made more relatable to the ...
For the second question: "Understanding British culture is understanding the pragmatics of English language use'', I think it should be made more relatable to the participants.
Maybe you can consider this alternative: ''Learning British culture helps me understand the pragmatics of English language use."
Maybe you can consider this alternative: ''Learning British culture helps me understand the pragmatics of English language use."