常见例句noun [ S ]Add -ed to all these verbs to put them in the past tense. 把所有这些动词都加上 -ed，将它们变成过去时态。I think her husband must be dead - she always talks about him in the past tense. 我想她丈夫一定死了——她谈到他时老是用过去时态。 返回 the past tense