可以的
prevent sb/sth from doing sth 阻止某人/某物做某事
它的否定形式是直接在prevent前加don't/doesn't/didn't
即:don't/doesn't/didn't prevent sb/sth from doing sth 没有阻止某人/某物做某事
句子“He didn't prevent the accident from happening ”正是上述否定句型
对你有所帮助的话,
可以的
prevent sb/sth from doing sth 阻止某人/某物做某事
它的否定形式是直接在prevent前加don't/doesn't/didn't
即:don't/doesn't/didn't prevent sb/sth from doing sth 没有阻止某人/某物做某事
句子“He didn't prevent the accident from happening ”正是上述否定句型
对你有所帮助的话,