老板突然的提问吓了他一跳。

The boss's sudden question ___startled him.

交通拥堵严重阻碍了我们按时到达会议现场。

The heavy traffic ___hindered our timely arrival at the meeting.

我妻子总是唠叨我要按时吃饭。

My wife always ___nags me about eating on time.