Modal Verbs: Change the sentences using the equivalents of modal verbs.

She have to clean the floor in the classroom.

She has to clean the floor in the classroom.

She had to clean the floor in the classroom.

She was able to clean the floor in the classroom.

She could cook well.

She was able to cook well.

She will be able to cook well.

She is able to cook well.

He was able to speak English well when he was seven.

He is able to speak English well when he was seven.

He can speak English well when he was seven.

He were able to speak English well when he was seven.

You is allowed to go home.

You are allowed to go home.

You will be allowed to go home.

You are able to go home.

Will you swim across the river?

Are you allowed to swim across the river?

Are you able to swim across the river?

Is you able to swim across the river?

Do you have to wear a uniform at school?

Are you able to wear a uniform at school?

Do you able to wear a uniform at school?

Did you have to wear a uniform at school?

Last year students and pupils had to take an active part in educational projects.

Last year students and pupils were able to take an active part in educational projects.

Last year students and pupils was able to take an active part in educational projects.

Last year students and pupils were allowed to take an active part in educational projects.

Everybody have to begin the work in time.

Everybody has to begin the work in time.

Everybody is able to begin the work in time.

Everybody is allowed to begin the work in time.

You is allowed to keep this book.

You were allowed to keep this book.

You are allowed to keep this book.

You are able to keep this book.

Am I able take your dictionary?

Am I allowed to take your dictionary?

I am allowed to take your dictionary?

Is I able take your dictionary?