她在会议期间突然猝死了。

She ___dropped ___dead suddenly during the meeting.

有些人工作太努力，可能会因过度劳累而猝死。

Some people work so hard that they might ___drop ___dead from exhaustion.

那位老人在公园散步时突然猝死。

The old man ___dropped ___dead while walking in the park.