"happen"是延续性动词吗?

happen是延续性动词吗? build是延续性动词吗 wait是延续性动词吗 arrive是延续性动词吗 reach是延续性动词吗 heard是延续性动词吗? turn是延续性动词吗 leave是延续性动词吗 leave是延续性动词吗 cook是延续性动词吗 prefer是延续性动词吗 begin是延续性动词吗还是非延续性动词?忘了问！怎么变 延续性动词？ take place是延续性的动词吗 take up是延续性动词吗 take off 是延续性动词吗 close to 是延续性动词吗? work out 是延续性动词吗 go home 是延续性动词吗