I. 语法 (GRAMMAR)

    情态动词must, have to, needn't, can, can't, may etc.

    表示推测：    Can't be/may be/could be/can be/must be     （对现在）

                can't have been/may have been/must have been  （对过去）

                  I'm not sure./It's certain that/I'm sure

    EXAMPLES： I must finish my work first.

                  Must we go home now?   No, you needn't.

                  I don't have to leave now. It's not so late.

                  You needn't bring your bag with you.

                  It can't be my bag. Mine is at home. It must be hers.

                  It can't have been him. He was sleeping at that time.

                  I'm not sure that it is an interesting book.

II. 经典口语习语、词组、谚语 (PHRASES/IDIOMS/PROVERBS)

    ● cross my heart

    ● just for laugh

    ● pull one's leg

    ● miss the bus / boat

    ● Least talk, most work.

    ● Never do things by halves.

III. 地道情景表达 (SITUATIONAL EXPRESSIONS)

 表示赞同      Agreement:

    — You are quite right. /That's my opinion, too.

    — That's exactly what I want to say.

    — You said it!/You can say that again!

    — For sure! I can't agree more.

    — To a certain extent, yes, but ...

    — Yes, correct in a sense, but there're other problems.

表示反对      Disagreement:新概念英语视频下载

    — I don't think so.

    — I'm not sure if I agree with you.

    — I'm afraid I have a different opinion.

    — I can't say that ...

    — I see your point, but ...

    ­— I can't go along with your view.