(conversation)(present perfect tense vs past simple tense)(present perfect tense: regular and irregular verbs)(irregular verbs)(grammar structure: present perfect and simple past)(key words)(exercises 1)(let's practice)(get ready)(phrasal verbs)(exercises 2)(vocabulary: wild animals)
(present perfect tense: regular and irregular verbs)(present perfect tense vs past simple tense)(irregular verbs)(present perfect)(key words)(exercises 1)(execises 2)(phrasal verbs)(exercises 3)(vocabulary: wild animals)
2019-2
2017-2
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