怎么判断一个动词是延续性动词和系动词啊?答:一、延续性动词 英语中,动词按其动作发生的方式、动作发生过程的长短,可分为延续性动词和非延续性动词。延续性动词表示能够延续的动作,这种动作可以延续下去或产生持久影响。如:learn, work, stand, lie, know, walk, keep, have, wait, watch, sing, read, sleep, live, stay等。二、系动词 ...
study doing stn是持续性动词吗?答:非延续性动词,也有人叫它终止性动词、短暂性动词、瞬间动词,它表示不能延续的动作,这种动作发生后立即结束。这类动词常见的有begin, buy, close, come, die, fail, find, finish, go, join, kill, leave, lend, lose, sell, start, stop, borrow等。如:They reached the village in the ...