John ——his father about his failure in the exam.A.dares not tell B.dares not telling C.dare nodare实义动词与情态动词区别
问题描述：
John ——his father about his failure in the exam.A.dares not tell B.dares not telling C.dare no
dare实义动词与情态动词区别
答
dare 有两个词性：情态动词和实义动词情态动词的标志是 看后面是否直接加动词原形(情态动词无人称和数的变化),否定是 dare not + do剩下的结构都是实义动词,实义动词的否定是 前面加助动词,否定是：don't、doesn't、...