Subject + 控制 + Object
控制 (kòngzhì) means "to control" or "to bring under control" and is used for managing situations, crowds, or systems. It can take a direct object, as in 控制人群 (to control the crowd), and is common in both spoken and written Chinese.
警察很快就控制了现场的局面。
Jǐngchá hěn kuài jiù kòngzhìle xiànchǎng de júmiàn.
The police quickly brought the situation at the scene under control.
你要学会控制自己的情绪。
Nǐ yào xuéhuì kòngzhì zìjǐ de qíngxù.
You need to learn to control your emotions.
这种药可以有效控制血压。
Zhè zhǒng yào kěyǐ yǒuxiào kòngzhì xuèyā.
This medicine can effectively control blood pressure.