情态助动词

热度:501

简介

情态助动词包括will(would)shall(should)can(could)may(might)must,need,dare,ought to,used to,had better后接原形不定词。情态助动词不受主词的人称和数的限制。两个情态助动词不能连用。如:中文:他将能够及时完成此事。(误)he will can finish it in time. (正)he will be able to finish it in time. 同时出现情态助动词will和can,是错误的,will和本动词be构成的简单未来式。