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《Grammar and usage(1): Modal verbs: general introduction》公开课PPT课件优质课下载
might / may/ could / should / ought to / will / must
和其他时态的连用
can / could / may / might
will / can / could / would
shall
shall / will
mustn’t / needn’t
need / dare
need / dare
Have a try!
Have a try!
Grammar and usage
Unit 2 Sporting events
Modal verbs
课件描述:
通过对情态动词的介绍来帮助学生学习掌握情态动词。
情态动词没有人称和数的变化,有词义,但是不完整,不能单独作谓语,必须和不带to的动词不定式连用。表示说话人的语气和态度。
Modal verbs: general introduction
(1) He can run the 100m sprint in 11 seconds.
(2) The girl worked hard so she was able to
pass the final test.
ability
can表示一般的能力,如凭借体力、脑力或技能去做某事。
be able to 指具体的能力,尤其指通过努力才能做成某事。
can / be able to