根据汉语提示完成句子.1. He play chess.2. The difficulty of the problem (激发我去寻找解答)．3. I to

根据汉语提示完成句子。1. He          (向我挑战)play chess.
2. The difficulty of the problem          (激发我去寻找解答)．
3. I           (我接受他的挑战)to run a  race.

试题答案

1. challenged me to     2. challenged me to find a solution     3. look up/accepted his challenge