II. Chọn đáp án đúng có đáp án

But to be brilliant _______ it, I have to work hard at it, and I don't actually like it. A. from B. on C. to D. at

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But to be brilliant _______ it, I have to work hard at it, and I don't actually like it.

from

on

to

at

Giải thích

Chọn đáp án D