社区动员志愿者清理洪水过后的街道。

The community ___mobilised volunteers to clean up the streets after the flood.

国家在紧急情况下迅速动员了后备部队。

The country quickly ___mobilised its reserve forces during the emergency.

志愿者们动员社区居民参与环保活动。

Volunteers ___mobilized the neighborhood to join the environmental campaign.