"Where did you hear that?"

Yu Tianrong smiled and said: "I'm serious, but these are many doctors The results of the doctors' research are also proved by experiments. "

"why don't I know?"

"the world is so big that you don't know much about it!" Yu Tianrong curls his mouth, and Xi Bingxuan laughs, "for example,"

"for example, do you know that there is something that can fly in the sky and carry many people, can you fly from the west to the south at once? For example, do you know that there is a weapon that can destroy a country in an instant? "

how possible! Xi Bingxuan looked...