无人机在树梢上方盘旋了几分钟。

The drone ___hovered above the treetops for a few minutes.

这位母亲一直在孩子身边徘徊，等待他完成考试。

The mother ___hovered near her child, waiting for him to finish the test.

他一直在两个工作机会之间犹豫不决。

He kept ___hovering between two job offers.