<?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="introduction">
<item><text>the accidental ____________ of species into new environments</text></item>
<item><text>The testing process delayed the ____________ of the drug by at least a year.</text></item>
<item><text>More liberal policies have facilitated the ____________ of new technologies.</text></item>
<item><text>That year, IBM announced the ____________ of its first personal computer.</text></item>
<item><text>the gradual ____________ of modern farming methods into traditional societies</text></item>
</body>
</batch>

