A, have somebody do something. (不帶to的不定式)
這個(gè)出題有點(diǎn)問題, Levave (something) until tomorrow在這個(gè)句子中是說不通的. 這個(gè)爸爸的意思是說今天你能做的就不要留到明天.
另外,選C也不對(duì), Done的對(duì)象是賓語(yǔ),應(yīng)該是wich或者That. What引導(dǎo)主語(yǔ)/名詞從句.
P.s, 這句話本來應(yīng)該是: Never leave that till tomorrow which you can do today -Benjamin Franklin.