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Practice Reading: Fill in The Blanks (Drag & Drop) ID: #831 A Big, Bad Idea
Instructions ›
In the text below some words are missing. Drag words from the box below to the appropriate place in the text. To undo an answer choice, drag the word back to the box below the text.
* Drag the correct answer into all target fields
In  their  paper  in  BioScience,  the  two  researchers  showed  that    the  wolves  was    with  increased  growth  of  willow  and  cottonwood  in  the  park.  Why?  Because  grazing  animals  such  as  elk  were    sites  from  which  they  couldn’t  easily  escape,  the  scientists  .  

avoiding correlated using claimed used feeding reintroducing

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