aux.v.是情态动词,如can,may,must...
With the help of my teacher,I succeeded in the speaking contest.
通常with放句首,引导一个短语,做状语用.如上述的例子,意思：在我老师的帮助下,我赢得了演讲比赛. aux.v.是情态动词,如can,may,must...
With the help of my teacher,I succeeded in the speaking contest.
通常with放句首,引导一个短语,做状语用.如上述的例子,意思：在我老师的帮助下,我赢得了演讲比赛.