这个工人从高处摔下后，当场就失去了知觉。

The worker fell from the height and was ___unconscious on the spot.

她对自己的行为给他人带来的影响完全无动于衷。

She was completely ___insensible to the impact of her actions on others.

通货膨胀率的变化太缓慢，几乎察觉不到。

The change in inflation rate was ___imperceptible over time.