feed的過(guò)去式過(guò)去分詞

　　We brought along pieces of old bread and fed the birds.

　　我們帶了幾片陳面包來(lái)喂鳥(niǎo)。

　　The Fed cut the rate a full percentage point to 3 percent.

　　美聯(lián)儲(chǔ)把利率降低整整一個(gè)百分點(diǎn)，到3百分之三。

　　The Fed has already eased rates three times since late October.

　　美聯(lián)儲(chǔ)自十月底以來(lái)已三次降低利率。