如i would rather i bought the coat now.

　　i would rather i had bought the coat last week.

　　要看情況,如果后面直接接動詞,那么would rather + 動詞原形.如果后面接句子,那么句子就要用虛擬語氣,與過去事實相反的用過去完成時；與現在事實相反的用一般過去時.如i would rather i bought the coat now.i would ...