How do I re-write this sentence using the fused sentence format? See below
The creature sat upright and tugged at the shackles binding his ankles, Frankenstein uttered a piercing scream.
Check this site for ideas about how to rewrite that sentence. Then post your rewritten sentence, and we'll be glad to check it.
http://owl.english.purdue.edu/handouts/grammar/g_sentpr.html