<?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>a fertile ______ of ideas</text></item>
<item><text>a lucrative ______ of income</text></item>
<item><text>a rich ______ of vitamins</text></item>
<item><text>a cheap ______ of protein</text></item>
<item><text>Do you have any foreign ______s of income?</text></item>
</body>
</batch>

