I have been told that the new law will come into ______ on January 1st next year.

——-Shall we go out for a walk?——Sorry. This is not the right ____ to invite me. I am too tired to walk.

Most air pollution is caused by the burning of ____ like coal, gas and oil. 

There is a 20 minute parking _____ here, so we must get back to the car very quickly.

I’m sorry to tell you that we will not tell you the results of the survey until we have looked through all the _______.