英语时态有16种,请详细并举例说说在句中的用法?答:主要有两个用法:1. 表示过去发生的但对现在有影响的动作。这时,可以不用时间状语,也可和一些表示不定过去的时间状语连用,常见的有already,yet,never,before,recently,just,ever,once等。例如:I have been to Peking many times. 我多次去过北京。They have already published the results of their experiments. ...
英语中倒装句的用法?答:1) 用在以never, hardly, scarcely, not only, nor , seldom, little, rarely, nowhere, by no means, not until, hardly (scarcely)--- when, no sooner---than等表示否定意义或半否定意义的副词或其组开头中的句子中.Never before have I met him.Hardly did I think it possible.Not ...