EXERCISE 1

Untreated

pollutants

radioactive

aquatic

Untreated

contaminated

effects

pollutant

EXERCISE 2

had finished

comes

will have

arrives

finish

will be

comes

is

will leave

gets

EXERCISE 3

fruit

pet

furniture

clothing

food

drink

jewelry

toy

flower

novel

EXERCISE 4

often

occasionally

yearly

yearly checks my health

never

sometimes

has often missed

frequently

rarely

never went to college

EXERCISE 5

works

likes

lives

rains

fries

closes

tries / don’t think

passes

is / watches

writes

Do you speak

doesn’t live

EXERCISE 6

were building

was driving

was chatting / was teaching

was watching

was preparing

were you doing

were you going

weren’t going

wasn’t doing

was reading / were playing

EXERCISE 7

was walking / saw

was helping / came

was cooking / were playing

were playing / was sleeping

was working / called

was watching / were playing

was washing / began

was blowing / landed

was playing / began

was watching / went

was playing / was listening

was tidying / was washing

were helping / was watering

met / was walking

were playing / was

EXERCISE 8

X / at

in

at

at / on

in / in

X

on

on

at

at / X

EXERCISE 9

yours

mine

mine

her

your

theirs

our

my

her

their

their

hers

mine

ours

our

my

my

theirs

ours

EXERCISE 10

The boy said that he would never see her again.

He told her that she was his best friend.

Johnny told his mother that he didn’t know how to do that exercise.

The children said that they were waiting for the school bus.

Mary said that her father had died a year before.

John said that he had finished studying his lesson.

Mary said that she could not go to the movies with John.

Mary said that she would expect to see her friend the following Wednesday.

He said that he didn’t know what had happened.

She said that she had gone to the doctor the day before.

He said that he had a toothache.

She said that she would write him a prescription.

They said that they were going to the drugstore.

He said that the doctor had given him some pills.

She said that she went to the supermarket every day.

EXERCISE 11

She asked where her umbrella was.

Martin asked us how we learned English.

He asked if he had to do it.

The mother asked her daughter where she had been.

She asked her boyfriend which dress he liked best.

She wanted to know what they were doing.

He wanted to know if I was going to the cinema.

The teacher wanted to know who spoke English.

She asked me how I knew that.

My friend asked me where I had met her.

EXERCISE 12

He asked me if I spoke English.

She asked me whether I was British or American.

She asked if I had got a computer.

He wanted to know if I could type.

She wanted to know if I had come by train.

He asked if I had been to Bristol before.

He asked her if she would be at the party.

She asked me if I could meet her at the station.

He asked me if I had seen that car.

The mother asked the twins if they had tidied