A large number of people are held up in the railway station   for tickets to return  home．

This is a city which lives for today while ____ by its past.

It's no good ________ here. Let's go home.

______ twice, the postman refused to deliver our letters unless we chained our dog.

The traffic administration indicates that airline passengers are only allowed to carry their luggage _______ less than 5 kilograms with them.