1. riddles
It’s a letter which Adam has none, Eve has two and everyone else has three.
2. It’s something that the dead eat and that the living would die if they ate.
3. It’s something that you can use from your head to your toes and the more it works the thinner it gets.
4. It’s something that is not an airplane but moves through the sky and that is not a river but is full of water. e
nothing
soap
cloud

2. proverbs He who doesn’t reach the Great Wall is not a true man.
It is the first step that costs troublesome.
God helps those who help themselves.
All is well that ends well.
All that _______ (be) invited to the party had much fun that night.
were

3. Correct the mistakes in each sentence.
多了!
1. Some of the girls that I invited them didn’t come．
2. The book that you need it is in the library．
3. I still remember the day on when I first came to Wenzhou．
4. The house where he lives in needs repairing．

4. Correct the mistakes in the sentence.
少了！
1. Children eat a lot of sugar often have bad teeth．
2. I’m going to work in the hospital needs me.
3. Is this city in which you grew up?
4. Is this factory that we visited last summer?
who/that
which/that
the one
the one

5. Correct the mistakes in the sentence.
主谓不一致了!
1. Anyone who like the book can borrow it from our school library.
2. I, who is a new mother, went through a lot last year.
likes am

6. Correct the mistakes in the sentence.
关系词错了!
Have you asked her for the reason why may explain her absence？
2. I still remember the small town which I spent my childhood with my friends.
which/that
where

7. Correct the mistakes in the sentence.
介词之后!
Is this the library from that you borrow books?
2. The boy to who you spoke just now is my brother.
1. Is this the library __________ you borrow books from?
2. The boy ______________ you spoke to just now is my brother.
which
whom
(which/that)
(who/whom/that)

8. 部分含有介词的动词短语一般不拆开，介词仍放在动词短语的后面。
如：look for, look after, take care of 等。
这是我正在找的手表。
This is the watch (which / that) I am looking for. 
那个保姆照看的小宝宝们都很健康。
The babies (whom / who / that) the babysitter is looking after are very healthy.

9. Which preposition to use?
As the teacher said before, the mid-term exam __________ he was busy preparing would be quite difficult. So he decided to use his lucky pen _________ he wrote in every important test. However, things didn’t went well. He couldn’t figure out the reason _________ he failed this one. These days he is so upset, because the parent-teacher meeting ___________ he is concerned is coming this Sunday.
for which
with which
for which
about which

10. Which preposition to use?
1.根据从句中动词与先行词的逻辑关系
He decided to use his lucky pen _________ he wrote in every important test this time.
2. 根据从句中动词或形容词的习惯搭配
The mid-term exam __________ he was busy preparing would be quite difficult.
The parent-teacher meeting, __________ he is concerned, is coming this Sunday.
3. 根据先行词与介词的搭配习惯
He couldn’t figure out the reason _________ he failed this one.
with which
for which
about which
for which

11. “介词+关系代词”前还可有some, any, none, all, both, neither, many, most, each, few 等代词或者数词。
1. Steve Jobs created a large number of electronic products, most of which are popular all around the world.
2. There are 52 students in the class, 30 of whom are girls.   

12. Practice makes perfect.
on which
1.  Do you like the book she spent $10?
2.  Do you like the book she paid $10?
3. The man ____________ I talked in the street last night is very good at wrestling.
4. The sun gives us heat and light, __________ we can’t live.
5. There is a tall tree outside, ___________ stands our teacher.
6. The tower _____________ people can get a good view is on the hill.
for which
to/with whom
without which
under which
from which

13. Practice makes perfect.
in which
7. The song, ________ we are interested, will be broadcast tonight.
8. He is the hero __________ we are proud.
is the year ________ we witnessed the foundation of PRC.
10. The earth __________ we live is a big round ball.
11. He paid the boy $10 for washing ten windows, most __________ hadn’t been cleaned for at least a year.
12.  China has a lot of rivers, the second longest ___________is the Yellow River.
of whom
in which
on which
of which
of which

14. exercises
1. His parents wouldn’t let him marry anyone ______ family was poor.
A. of whom　　 B. whom　　
C. of whose　　　　 D.whose　　　　　　　　　　　　　　 　　　　　　　　
2. After living in Pairs for fifty years he returned to the small town ____ he grew up as a child.
A. which　　　　　 B. where　　　　　　
C. that　　　　　　 D. when
3. If a shop has chairs ____ women can park their men, women will spend more time in the shop.
A. that B. which
C. when D. where

15. 4. On the wall hangs a picture, _____ color is blue.
A. whose　　　　 B. of which　　　　
C. which D. its
5. The thought of going back home was ___kept him happy while he was working abroad.
A. that B. all that
C. all what D. which

16. 6. She is a teacher of much knowledge, ____ much can be learned.
A. who B. that C. from which D. from whom
7. The two things ___ they felt very proud were Jim’s gold watch and Della’s hair.
A. about which B. of which
C. in which D. for which
8. The English play ___ my students acted at the New Year’s party was a great success.
A. by which B. from which
C. in which D. on which

17. 9. Recently I bought a new dress, ___ was very reasonable.
A. which price B. the price of which
C. its price D. the price of whose
10. I have bought two ball pens, ____ writes well.
A. none of which B. neither of which
C. all of which D. both of which

18. 11. The boss ____ department Ms
11. The boss ____ department Ms. King worked ten years ago looked down upon women.
A. in which　　　　 B. in that　　　　　
C. in whose　　　　 D. whose
12. Is this the only reason _____ at the meeting for his carelessness in his work?
A. that he explained B. what he explained
C. why he explained D. which he explained

19. How to protect our home from an earthquake?

20. It’s necessary for people _______ homes are in an earthquake area to prepare carefully before an earthquake comes.
Never buy a house _________ is not earthquake safe.
Make sure that all pipes are fixed to walls __________ are especially thick and strong.
It is important to have a house ___________ has bolts underneath.
TV, computers and lamps _________ are not tied or stuck to tables could cause an accident during an earthquake.
Anyone ______ stands close to windows will be hurt in an earthquake if the window glass breaks.
Those for _______ the advice is written should read it carefully.
whose
which/that
which/that
which/that
which/that
who
whom