in his own shop=in which
of the travel agent=of which
l like the man (who is) in the car.
I like girl who have long hair.
I like girl having long hair.
a主:i know the man
b從:the man is crying in the car
a+b=i know the man,the man is crying in the car
=I know the man who is crying in the car
I don’t like clothes which do not have laces.
a:i really hate the school
b:at the school i met him
I really hate the school at which I met him.
I really hate the school where I met him.
BJ is a city
i like the city
BJ is the city which i like.
我記得那一天 :i still remember the day
你出生的那一天:you were born on the day
I still remember the day, you were born on the day
I still remember the day on which you are born
I still remember the day when you were born
a:China dream is a dream.
b:we can live live happily in the dream.
a+b=China dream is a dream where we can live live happily.
a: i forgot the day
b:on the day you came
a+b=I forgot the day on which you came
=I forgot the day when you came
a:I’ve forgotten the day
b:you chose the day
a+b=I’ve forgotten the day which you chose
This is the book which I am looking for.
I don’t understand the reason,he left me for the reason.
I don’t understand the reason for which he left me.
I don’t understand the reason why he left me.
Did you see the boy ,the boy’s shoes are red
Did you see the boy who’s shoes are red
Did you see the boy whose shoes are red
i have a dog
a dog’s eyes are blue
x:I have a dog which’s eyes are blue. 沒有which’s這個詞
o:I have a dog whose eyes are blue.
I know the boy
you like the boy
I know the boy (whom) you like
I like the girl ，you have given all your money to the girl.
I like the girl to whom you have given all your money.
I love my father,who is good to me.
He did not return last night,which makes me sad.
He is smart,which is obvious.
X:where 、when 、whose、 why
原因:in which 如果變成 in that(因為)，會改變意思
I like my father,that(那個) is good to me. 變兩句話，而且語意不通
all、everything、anything、something、nothing、little、much、any、each、no、some、few、the only、the 、the…est、the…th
You are the most beautiful girl that i have ever seen.
This is the 5th anniversary that we have spent together.
2.the only one 不用that
原因:人或物都可以用 the only one，所以仍要使用who、which，來表示清楚