04.An exciting trip 一个令人兴奋的旅行

单词讲解

• 1、exciting adj.令人兴奋的

• 2、receive v 接收，收到

accept v.接受

例:
    1、我收到一份请帖，但我没有接受。
        I received an invitation, but I didn't accept it.

• 3、firm adj.坚定的

• 4、different adj.不同的

• 5、centre vi.以...为中心

在地点的中心：in the centre of ...（只能加地点）

• 6、abroad adv.在国外

去国外： go abroad
住在国外： live abroad
国外旅行：travel abroad
国外学习：study abroad

课文 & 语法讲解

1、现在完成时

a、形式

• 主语 + has\have + done

b、用法

• 截止现在已经完成
• 表示持续 （既跟过去，又跟现在有关系）

例句：
    1、 我已经给房间通过风了
      I have aired the room. 

    2、他已经看完这部电影了
      He has watched the moive.

    3、他们住在北京已经10年了
      They have lived in BJ for 10 years.  

c、否定

• have\has + not
• 动词 done 不能改变

例句：
        1、你没有给房间通过风
          You have not aired the room?

        2、他没有看完这部电影了吗？
          He has not watched the moive?

        3、他们没有住在北京10年了吗？
          They have not lived in BJ for 10 years?

d、疑问

• have\has 提前
• 动词 done 不能改变

例句：
        1、你已经给房间通过风了吗？
          Have you aired the room?

        2、他已经看完这部电影了吗？
          Has he watched the moive?

        3、他们已经住在北京10年了吗？
          Have they lived in BJ for 10 years?

2、I have just received a letter from my brother, Tim.

have just received:  现在完成时

have/has + ____ + done
  
just  刚刚 （之前不久）
already  已经 
ever 曾经
never 从不

Time 同位语

A. 功能: 解释名词
B. 结构: 名词+名字，名字+名词

• 3、He has been there for six months.

for有3种方法

1、for + 时间，表示持续一段时间

has been 表示现在完成时

比较：为什么是has been, 为什么不是以下的
          He was there for six months.
          He is there for six months.

• 4、He is working for a big firm and he has already visited a great number of different places in Australia.

has already visited 现在完成时

a great number of 表示许多的，大量的 + 可数名词复数

其他类似的词
      a large number of
      a number of

• 5、He has just bought an Australian car and has gone to Alice springs, a small town in the centre of Australia.

has just bought 现在完成时

同位语（不是句子，没有谓语动词）： a small town in the centre of Australia

have been to 去过已经回来了
have gone to 去了还没有回来

• 6、My brother has never been abroad before...

has never been 现在完成时

• 7、...so he is finding this trip very exciting.

...so he is finding this trip very exciting.
      主       谓        宾         补

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