C467 Rationale

Cao Ziyang smiled and said, "How could that be? They can't always help us for free, can they?" He then chatted for a while and asked Cao Ziyang if everything would go smoothly after he came to the United States. No matter what, he wouldn't give them a call to inform them of his safety, so Cao Ziyang could only helplessly say in the end, "When we go back, we must apologize to them