题目内容

Listen and write down the verbs you hear and then write their past and past perfect tenses

   动词原形 过去式 过去分词

   动词原形 过去式 过去分词

(1)______  ______   ______

(2)______  ______   ______

(3)______  ______   ______

(4)______  ______   ______

答案:
解析:

  (1)throw  threw  thrown

  (2)do  did  done

  (3)go  went  gone

  (4)have  had  had

  (1)throw;(2)do;(3)go;(4)have


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