监控拍到他在超市里偷巧克力。

The security camera caught him ___stealing a chocolate bar from the supermarket.

适量运动可以帮助增强免疫力。

Moderate exercise can help in ___boosting your immune system.

教练一直在给队员打气，帮助他们保持积极的心态。

The coach has been ___boosting the players' morale to help them stay positive.

父亲把孩子举起来，让他能看到游行队伍。

The father ___lifted his child up so he could see the parade.