<?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="source">
<item><text>We tried to locate the ______ of the sound.</text></item>
<item><text>Is your salary taxed at ______?</text></item>
<item><text>a ______ of income/revenue</text></item>
<item><text>a ______ of inspiration/strength</text></item>
<item><text>a ______ of energy/food/light</text></item>
</body>
</batch>

