跑去办公室 ×
竞选 √
这里的office指的是需要竞选的职位。 run for office就是去参加这个职位的选举。
He announced he would run for president.
他宣布他将竞选总统。
跑过去 ×
碾压 √
Her dog was run over by a truck.
她的狗被车压了。
跑过某人 ×
请教某人,给某人过一遍 √
I have a presentation tomorrow. Can I run it past you first?
我明天又个presentation,能先给你过一遍吗?