elude|eluded|eludes

这个数学问题的答案一直让他百思不得其解。

The solution to this math problem continues to ___elude him.

尽管他训练了多年，奥运金牌仍然与他失之交臂。

The Olympic gold medal ___eluded him despite years of training.

我一时想不起他的电话号码了。

His phone number ___eludes me for the moment.