<?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="barrier">
<item><text>The old laws created _______s to free trade.</text></item>
<item><text>They believe that music can cross any _______s.</text></item>
<item><text>The country has set up _______s against imports.</text></item>
<item><text>a class _______ between the two families</text></item>
<item><text>a formidable _______ to communication</text></item>
</body>
</batch>

