h

mastery
UK /eɪt͡ʃ/ US [æɪt͡ʃ]nounadjcharacternumname

card 1 of 10 · context meaning

What does 'h' refer to in this sentence?

On several occasions, indeed, he did learn E, F, G, H, but by the time he knew them, it was always discovered that he had forgotten A, B, C, and D.