他们的公司对计算机市场有很强的控制力。

Their company has ___a strong ___hold ___on the computer market.

他们把资金直接寄给他的父亲，现在对陈有了控制力。

They send the money directly to his father and now have ___a ___hold ___on Chen.

政府对媒体保持着牢固的控制。

The government maintains ___a firm ___hold ___over the media.