best ·phrase
Definition: to be the most suitable person to have responsibility and make important decisions Level: C2
当涉及到孩子的教育问题时，父母常认为自己最清楚该怎么做。
Parents often believe they ___know ___best when it comes to their children's education.
那句老话，“父亲最明白”，在现代家庭中并不总是正确的。
That old saying, 'Father ___knows ___best,' is not always true in modern families.
在技术问题上，首席工程师应该最了解情况并做出最终决定。
In technical matters, the lead engineer should ___know ___best and make the final call.