31. The phrase emanate fromin Paragraph 1 most probably means ______.
A) thrive on
B) account for
C) originate from
D) descend from
We all have offensive breath at one time or another. In most cases, offensive breath emanates from bacteria in the mouth, although there are other more causes. Until a few years ago, the most doctors could do was to counsel patients with bad breath about oral cleanliness. Now they are finding new ways to treat the usually curable condition.
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