今天下午，她学习了十五个动词以及它们的过去式和过去分词。

She studied fifteen verbs about their past tense and past participle this afternoon.

youdao

过去式和过去分词的构成方法。

Past tense and past participle of the composition method.

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买的过去式和过去的购买过去分词。

Bought is the past tense and past participle of buy.

youdao

买的过去式和过去的购买过去分词。

Bought is the past tense and past participle of buy.

youdao