Teenagers under 19 years old _______ to visit this website according to the rules last year.

_have been Tom that parked the car here, as he is the only one with a car.

re anything I can do for you, sir—___________. But I’m being served.

In recent years, laws have been passed to stop wild animals from _______.

Chengdu is a city _______ you hate to say goodbye once you have visited it.