如何判断Dare做情态动词还是实义动词?

问题描述:

如何判断Dare做情态动词还是实义动词?
The boy stood there without a word.空格处填daring to say还是daring say 如何判断此句中dare是情态还是实义?
原题The boy stood there without () a word.

dare当实义动词时后面可接to,即dare to do sth.;当情态动词时后面接动词原形,即dare do sth.;且当情态动词时常用于疑问句和否定句中,故本题用daring say.