<?xml version="1.0"?>
<!DOCTYPE BATCH SYSTEM "exercises_oup.dtd"><batch>
<exercise subhead="dragdrop"/>
<media type="none"/><head><title>Sentence Match</title><task>Type in the word missing from the sentences.</task></head>
<body findword="factor">
<item><text>The appeal judges spoke of strong mitigating ______s in the case.</text></item>
<item><text>The closure of the mine was the single most important ______ in the town's decline.</text></item>
<item><text>Look for the common ______ in all these cases.</text></item>
<item><text>External ______s in the production of disease include pollution of the environment.</text></item>
<item><text>Studies have established that smoking is a risk ______ for cancer.</text></item>
</body>
</batch>

