误Which do you prefer most, this or that?
正Which do you prefer, this or that?
析prefer意为“更喜欢”,即like better,故不可再用more, most修饰。
误I prefer oranges more than apples.
正I prefer oranges to apples.
析表示“喜欢…而不喜欢…”时,须用介词to,而不用more than。