which

指物,在定语从句中做主语或者宾语,做宾语时可省略

(1)

Football

is

a

game

which

is

liked

by

most

boys.

(2)

This

is

the

pen

(which)

he

bought

yesterday.

关系代词在定语从句中做介词宾语时,从句常由介词+关系代词引导

(1)

The

school

(that/which)

he

once

studied

in

is

very

famous.

(2)

The

school

in

which

he

once

studied

is

very

famous.

(3)

Tomorrow

I

will

bring

here

a

magazine

(that/which)

you

asked

for.

(4)

Tomorrow

I

will

bring

here

a

magazine

for

which

you

asked.

(5)

We'll

go

to

hear

the

famous

singer

(whom/that/who)

we

have

often

talked

about.

(6)

We'll

go

to

hear

the

famous

singer

about

whom

we

have

often

talked.