宾语从句复习课件 PPT

只能用 whether不能用 if 的情况
1. 在介词后面： • I’m thinking of whether we should go fishing. • We are worried about whether it will rain tomorrow.
2. 在动词不定式前(whether to do sth)： • They asked me whether to go skating.
Practice time
if / whether
1. I asked her _if_/_w__h_e_th__er_ she had a bike. 2. We’re worried about w__h_e_t_h_e_r_ he is safe. 3. I wonder w__h_e_t_h_e_r_/i_f__ he is well. 4. I don’t know _w_h_e_t_h_e_r_ or not he is well. 5. I don’t know w__h_e_th__er_ to go.
3.当与or not连用，或提出两种选择时: • I don’t know whether he’s free or not. • Tell me whether you’d like to go shopping or tidy the room.
大家应该也有点累了，稍作休息
大家有疑问的，可
Object Clauses
2. The earth moves around the sun. The teacher told us. The teacher told us _(t_h_a_t_)_the earth moves around the sun.
但是，如果 that 引导的是几个表示并列 关系的宾语从句时，最后一个 that 不能 省略。
e.g I know ( that ) Tom comes from France and that he teaches in Guilin now .
由从属连词whether, if 引导的宾语从句
注：由一般疑问句变成宾语从句时，由连词whether
或if引导，因为if/whether翻译成：“是否”，常 用在ask, wonder, can / could you tell me 等后。具 有一定的意义，所以不能省略。
特殊疑问句变成宾语从句
1. Where do you live? He asked.
He asked ___w_h_e_r_e I lived.
2. How can they get to the post-office? He asked.
He asked __h_o_w__ they could get to the post-office.
how, why, when引导的宾语从句
注：由陈述句变成宾语从句时，由连词that引导，
因为that在从句中不作任何成分，也没有任何具体 意思，因此在口语或非正式文体中常省略。
陈述句变成宾语从句
1. He will be back in an hour. I hear. I hear __(t_h_a_t_)_ he will be back in an hour.
The Object Clause
(Revision) 宾语从句(复习)
Fengxin Middle School MissChen
什么是宾语从句？试比较：
We know him．
简单句
主s 谓v 宾o
We know he likes English. 复合句
Βιβλιοθήκη Baidu主s
主s 谓v
谓v
宾o
宾o
宾语从句就是用一个句子来构成主句的宾语
由连接代词who, whom, whose, which, what及 连接副词 when, where, how, why引导的宾语 从句。
注：由特殊疑问句变成宾语从句时，仍用原来的疑
问词，即由连接代词（what, who …）或连接副词 （when, where…）引导，并在从句中担任句子成分， 具有一定的意义，不可省略。
(二) 语序
宾语从句的语序用陈述句语序
（从句部分：连接词+(主语)+谓语+其他成分）
How can I get to the station? (疑问句)
Could you tell me how I can get to the station?
一．教学任务 复习宾语从句
二．重点和难点 1．由不同引导词引导的宾语从句 2．宾语从句的语序
3．宾语从句中时态的变化 4.宾语从句与简单句的相互转换 5.否定转移
（一）引导词
由从属连词that引导的宾语从句 由从属连词 whether,if 引导的宾语从句 由连接代词 who, whom, whose, which，what 和连接副词 where,
Find out the Object Clauses
Do you know who is the first Chinese astronaut(宇航员)? Our teacher told us that the earth
goes around the sun.
Please tell me where she has gone. I don’t know if he will come tonight. Let’s find out what’s on tonight .
一般疑问句变成宾语从句
• Do you often come here to read newspaper? She asked. • She askwedh_et_h_e_r_(_i_f)____I often came here to read newspaper. • 2. Will they go to visit the Great Wall? He asked. He asked _w__h_e_th_e_r__(i_f_) they would go to visit the Great Wall.