9年级人教版全一册 宾语从句中时态的变化 教案

            宾语从句中的时态变化规律

一．教学目标

掌握宾语从句中的时态变化规律

二．教学重点：

宾语从句中的时态变化规律

三．教学过程

Step1. Showing studying aims

宾语从句中的时态变化规律

Step2.Presentation

1）She asked if these answers were right.

2）Alice said that she likes her books. 

3）I am happy that I can have a class with you.

让同学们通过观察，说出句中红色部分在整个句子中充当什么成分？（讨论并说出结果）

宾语从句 :在复合句中，放在动词，介词或某些形容词后作宾语的句子。

4）Ann said     that       her school was beautiful.

5）I wonder    if/whether    he is a student.

继续观察讨论并说出宾语从句的构成

宾语从句的构成： 主句 + 引导词（连词）+ 宾语从句

Step3.Presentation

宾语从句的三要素 

          连   接   词

语        序

时         态

Step4. Practice

1.Is Jim at home? (I wonderwhether / if…)

I wonder whether / if  Jim is at hom

2. Is June a good time to visit Hong Kong?

    ( He wonderswhether/ if…)

3.Do you know who _____________?

             （他们在等谁）

4. Ask him what he ___just now？

            （他刚才在干什么？）

结论1：主句是一般现在时态，宾语从句的时态可根据实际情况而定。

Step5. Practice

1. Does he like sports? ( Do you know…)

    Do you know whether he likes sports?

2. Will they play basketball after school? ( He asks…)

    He asks whether they will play basketball after school.

3.I saw she ____________________(讲话） her mother at eight yesterday.

4.He asked whether his father ____________________(回来） tomorrow.

5.The boy asked ______________ any noise from outside.

    A. whether had I heard      

    B. whether I had heard

C. whether have I heard

    D. whether I have hear

 结论2. 主句是过去时态，宾语从句一般是相应的过去时态。

 Step6.Practice

 1. The teacher said (that) the earth ________(travel) around the sun .

2. The little boy asked if the sun _________in the east.

 结论3.当从句是客观真理，定义，公理，定理时用一般现在时。

Step7. Exercises

Correct the mistakes(单句改错).

1. He hears that Amy has a cold yesterday.

2. She said that her mother will come to see her the next day.

3. Our teacher said that the sun was much bigger than the moon.

*Difficult points难点链接

1)Could you tell us which gate we _______(have) to go to ?

2)Would you like to know_______________？(什么时候他会回来）

结论4.could / would是委婉语气，而不是过去式，因此宾语从句的时态根据实际情况用不同时态。

 Step8..Sumarry

宾语从句三件事，时态语序连接词；

主从时态要一致，陈述语序永不变；

陈述请你选that，疑问if/whether连；

特殊问句作宾从，原来问词不用换；

三关过后莫得意，人称标点要注意。