.—I called you yesterday. A woman answered, but I didn’t recognize her voice. —Oh, it _____ my aunt Jean.
Mary worked here as a ____ secretary and ended up getting a full-time job with the company.
As the world’s population continues to grow, the ___of food becomes more and more of a concern.
—Pardon?Who will come? —________.
One way to understand thousands of new words is to gain ________ good knowledge of basic word formation.
Every possible means ________, but it seems that nothing will prevent the situation from getting worse.