listen to the librarian
turn off the phone
He may not ...
He may not touch the art
shout
use a video camera
sit on a desk
They mustn't ...
They mustn't take photos
He must not ...
He must not sit on a desk
sketch pictures
chew gum
climb on the sculpture
You must ...
You must bring a library card
We may not...
We may not chew gum
take note
have food and drinks
bring a library card
You must ...
You must turn off the phone
take photos
bring my bag inside
return books on time
She may ...
She may bring her bag inside
You may not ...
You may have food and drinks
We must ...
We must listen to the librarian
touch the art
He must ...
He must wear headphones
They may not ...
They may not use a video camera
I may not ...
I may not climb on the sculpture
We mustn't ...
We mustn't shout
I must ...
I must return books on time
wear headphones