If what you are teaching doesn’t _____ to your students, your students will gradually lose interest in it.

Health problems are closely connected with bad eating habits and a ____ of exercise. 

Reducing the gap between the rich and the poor is one of the main ___________meeting the government.

Peter isn’t______ at all; he always pays the bill when we eat in a restaurant.

The earliest English ___ was written in a kind of English that is now difficult ___.