Wolves often work __________a team and they never kill for __________.

Her pen pal not only helps her      English     gives her     how to learn math well.

 I saw many ____________ eating grass on the hill.

—Is that your mother?—No, she is my __________, my cousin’s mother.

As young adults, it is our_____ to try our best to deal with each challenge in our education with the help of our teacher.