Modal Permission: can / could / may (A2)

(To a friend) "___ I borrow your pen for a minute?"

(To a manager in a formal meeting) "___ I ask a question, please?"

"___ I use your phone? Mine is out of battery."

"Of course you ___ sit here — nobody is using that seat."

(Teacher to student) "You ___ leave the room when you have finished."

"I'm sorry, you ___ smoke in this building."

(Doctor to patient) "I'm afraid you ___ not eat or drink anything before the operation."

"___ we go outside for a break?" the students asked.

"Excuse me, ___ I try on this jacket in a different colour?"

(Librarian) "You ___ borrow up to six books at a time."

(Security guard, formally) "I'm afraid visitors ___ not enter this area without a pass."

"___ I possibly leave work an hour early today? I have a dental appointment."

"Mum, ___ I stay at Tom's house tonight?"

"Sure, you ___ use my bike — just bring it back by evening."

(Email to a professor) "___ I submit the assignment one day late due to illness?"