Bentuk umum : has/have + been + present participle (verb 3)
Contoh untuk Pelajaran 60Contoh untuk kegunaan 1 dan 2 :
He has been working at that company for five years
What have you been doing for the last 20 minutes?
John has been teaching at that kindergarten since February
Why has Nina not been taking her medicine for the last three days?
Tanda waktu yang digunakan :
For.....
Since.......
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