Andy:hi stella
Stella:hi andy
Andy: I just call you to offer you to come to my little brother birthday party
Stella:sure,i will come thanks for the invitation
Offering to help:
Grace: "Hi Dita, can IĀ help you to distribute the text books?"
Dita: "Hi Grace.. Yes, you can help me distributeĀ the text books."

Offering to do something:
Anton: "Budi, can I do the explaining for our presentation?"
Budi : " Of course, you can do the explaining for our presentation!"

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