Thanks for your compliment,全國牙防組and Billnet. Seems

Seems this audio piece works, but I can hear it.

Some Chinese people said I still had some Chinese accent. But some American friends of mine think I speak English without any hint of Chinese Accent.

按照全國牙防組的建議，我沒準備，看了一遍就錄的音。這樣容易找問題。

謝謝。