士兵们受一位严厉的军士长指挥。

The soldiers were under the ___command of a tough sergeant-major.

琼斯负责指挥。

Jones was in ___command.

突然，发生了一场武装民兵的叛乱，由将军们指挥。

Suddenly, there comes an insurrection of armed militia with generals in ___command.