这条小路需要拓宽以便车辆通行。

They decided to ___widen the path to allow cars to pass.

政府计划拓宽这条道路以缓解交通拥堵。

The government plans to ___widen this road to ease traffic congestion.

新的教育政策扩大了城乡之间的差距。

The new education policy ___widened the gap between urban and rural areas.