Let me know whether ／if he will come or not．（＝Let me know whether or not he will come）让我知道他是否能来。
I don't know whether ／if he does any washing or not．（＝I don't know whether or not he does any washing．）我不知道他洗不洗衣服。
( ) 3 I hardly understand.___ he has told me.
A. that B. what C. which D. who
( ) 4 She didn't know___ back soon.
A. whether he would be B. if would he be C. he will be
Eg:I wonder how to use the computer.我期盼怎样使用电脑
II．连接词的使用
1）当由陈述句充当宾语从句时，用that引导，that无词义，在口语或非正式文体中常省略。如：
He said that he could finish his work before supper．他说他会在晚饭前完成工作。
( ) 5 I don't know _____ he still lives here after so many years.
A. whether B where C. what D.when
( ) 6 Do you know _____ they listened to yesterday evening?
宾语从句：从句为陈述句时引导词为that.
从句为一般疑问时引导词为if或whether.
从句为特殊疑问句时引导词为特殊疑问词。
注：（1）宾语从句中从句用陈述句语序。
（2）当主句为一般现在时或一般将来时或祈使句，从句根据实际情况用各种时态。
（3）当主句为过去时，从句用过去的某种时态。
（4）有时需有人称上的变化。
1）连接词＋谓语。连接词在从句中作主语。常见的连接词有： who，what，which等。如：
Excuse me,could you tell me which is the way to restrooms，please？劳驾，能告诉我去洗手间的路是哪一条？
He doesn't know who lives over there ．他不知道谁住那边
( ) 4 She asked Linda if___ go and get some.
A. could she B. she could C. she can D. she may
( ) 5 Linda said the moon___ round the earth.
A. travelled B. has travelled C. travells D. had travelled
2）连接词＋名词＋谓语。连接词在从句中作主语的定语。常见的连接词有：whose，what，which，how many，how much等。如：
He asked whose bag this was ．他问这是谁的书包。
I wonder how much water there is in the glass．我想知道杯里有多少水
He hasn't decided whether to go by bus or by train．他还未决定是乘公共汽车去还是坐火车去。
④whether置于句首时，不能换用if。如：
Whether this is true or not，I can't say．这是否真的我说不上来。
⑤引导主语从句和表语从句时宜用whether。如：
I wonder whether we stay or whether wego．我不知道我们是去还是留。
②在介词之后用whether。如：
I'm interested in whether he likes English．我关心的是他是否喜欢英语。
We're thinking about whether we can finish the work on time．我们正在考虑是否能按时完成这项工作。
( ) 3.She asked me if I knew ______.
A. whose pen is it B. whose pen it was
C. whose pen it is D. whose pen was it
( ) 4. You must remember ________.
A. what your mother said B. what did your mother say
9.She is a teacher. (I hear)
10.Does her aunt live in Paris? (I’m not sure)
11.Is Mrs. Lee in the classroom? (I asked)
12.Who will come to join us? (Do you know)
C. your mother said what D. what has your mother said
( ) 5 Did you know ____?
A. who he was looking after B. who was he looking for
C. who he is looking for D. who he is looking after
A. what B when C why D how
( ) 7 He asked me _____told me the accident.
A whom B which C who D whose
3
( ) 1.They don't know ______their parents are.
A that B what C why D which
2.Where does Doctor Liu Live? (Do you know)
3.What did he lose at the railway station? (Would you tell me)
4.Why is the cinema closed? (I wonder)
5.When did the accident happen? (Please go and find out)
例句：He said that he would go to Beijing.
I want to know if / whether he is a worker.
Can you tell me what she said just now?
Exercises:用所给的单词将下列句子连成一句。
1.What is her name? (I don’t know)
2
( ) 1 Can you tell me___ you were born, Betty?
A. who B. what C. when D. that
( ) 2 I don't know ___ they have passed the exam.
A. what B. if C. wether I hurt her feelings．我担心是否伤了她的感情。
③在不定式前用whether。如：
He hasn't decided whether to visit the old man．他尚未决定是否拜访那位老人。
I don't know whether to go．我不知去否。
( ) 6 Could you tell me ___?
A. when will they leave Beijing B. when would they leave Beijing
C. when they will leave Beijing D. when did they leave Beijing
He couldn’t decide if he would buy them．他不能决定是否将买他们。
Could you tell me how I should come up with the problem ？你能告诉我我该怎样解决这个问题？
4）连接词＋名词＋主语＋谓语。连接词在从句中作宾语或表语的定语。常见的连接词有：what，which，how many，how much，how等。如：
( ) 2.Please tell me ______what last year.
A.where does your sister work B where did your sister work
C where your sister works D where your sister worked
Whether she will come or not is still a question．她是否能来还是个问题。
The question is whether we can catch the bus．问题是我们能否赶上公共汽车。
13.My son is having a cold. (she said)
14. Will it rain again tomorrow? (I don’t know)
无论主句是陈述句还是疑问句，宾语从句都必须使用陈述语序，即“主句＋连词＋宾语从句（主语＋谓语＋……）”句式。根据连接词在从句中所担任的不同成分，可分为以下五种句型结构：
宾语从句练习1
( ) 1 The girls asked if they ____ some food and drink with them.