Question

英语语法,一般过去式的变化形式

Answer 1

一般在动词原形后加-ed look

call

open

need looked

called

opened

needed looked [lukt]

needed [ni:did] ①-ed在清辅音音素后

发音为〔t〕，在浊辅音后发音为〔d〕，在元音后发音也为[d]

②-ed在〔t]、〔d〕

后发音...