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When _____ help, one often says “Thank you.” or “it’s kind of you”

When ______ help, one often says “Thank you.” or “It’s kind of you.”

When _____ help, one often says “Thank you.” or “it’s kind of you”

A．offering           B．to offer           C．to be offered       D．offered

 When ______ help, one often says “Thank you.” or “It’s kind of you.”

A．offering           B．to offer           C．to be offered       D．offered

When       help, one often says “Thank you” or “It’s kind of you.”

A．offered     B．offering    C．to be offered    D．to offer