<?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="series">
<item><text>a ______ of experiments/studies/tests</text></item>
<item><text>Guerrillas launched a ______ of attacks.</text></item>
<item><text>The union staged a ______ of strikes in April.</text></item>
<item><text>the Harry Potter book ______</text></item>
<item><text>the hit comedy ______ "Friends"</text></item>
</body>
</batch>

