He jumps back, and he gags, and we had to do it three times, and all three times he gagged.  And he was really gagging. I thought he might throw up on me, actually.
彼は後ろに飛びのいて吐きそうになりました　 これを三回も取り直したのですが 三回とも彼は吐きそうになりました　 本当にこちらに向かって吐くのではと思いました