14 过去完成进行时 The past perfect continuous
以上内容来自专辑
- 14.2 现在完成进行和过去完成进行 THE PRESENT PERFECT CONTINUOUS AND PAST PERFECT7705:02
- 14 过去完成进行时 The past perfect continuous6814:16
- 13.2 现在完成时和过去完成时 THE PRESENT PERFECT AND PAST PERFECT6606:40
- 13 过去完成时 The past perfect simple6908:30
- 12.2 the present perfect continuous and the present perfect simple9712:45
- 12 现在完成进行时 The present perfect continuous7209:03
- 11.5 现在完成时和过去时 the present perfect simple and the past simple6911:48
- 11.4 gone和been gone and been7608:42
- 11.2 规则过去分词 regular past participles8705:25
- 11 现在完成时 the present perfect simple10212:57
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