15. Three quarters of the land here _____ wet land, an ideal place for migrating birds.

We may be able to _______ you in some wayif you can not finish your work on time

our city has a good public transport system,_______ private car is becoming _________ popular means of transport

It was believed that things would get worse, but _____ it is they are getting better[ ]

ou still mad at her—Not really, but I can’t thather remarks hurt me