Tom is playing football with a boy. The boy is his cousin.
--> The boy ... with is his cousin.

I helped someone with his homework. His name is Alec and he's a classmate of mine.
--> I helped someone with his homework, ... and who is a classmate of mine.

We had lunch in a café. It served delicious food.
-->The café ... served delicious food.

Chess is difficult to play. It is a very old game.
-->Chess, ... , is difficult to play.

They have made my uncle sergeant.
--> My uncle ... sergeant.

Anne was breaking the dolls.
-->The dolls ... Anne.

The teacher will mark the essays.
-->The essays ... by the teacher.

"It is raining hard today," she said.
--> She said ... day.

The librarian said to the boys, "Don't make so much noise."
-->The librarian told ... so much noise.

I've never read such a terrifying book.
-->This is ... ever read.

My father is a very healthy man. He doesn't drink or smoke.
-->My father is a very healthy man. He ... smokes.

We won’t catch the train if we don’t run.
--> Unless we run, we ...the train.

The dog woke us and we heard the burglar.
-->If the dog hadn’t woken us, we ... the burglar.

It is your duty to study hard to pass the exams.
--> You ... hard to pass the exams.

Mary is going to buy a new car. Her husband doesn't like the idea.
--> Mary’s husband doesn’t want ... a new car.

Are you very tall? Can you reach that picture?
--> Are you ... that picture?