Great changes _______ in his hometown in the last twenty years

I rushed for the door , fell _______ the cat in the hallway and a tooth fell ________.

way to school, suddenly it began torain, and we hurried to take______under a big tree

y and thoughtfully________, the book inspires confidence in students who wish to seek their own answers.

As the world’s population continues to grow, the ______ of food becomes more and more of a concern.