Select the words to make the sentences true 

In December 1776, General Washington led his forces across the Delaware River. The Continental Army launched a surprise attack against the Hessian forces in the Battle of Trenton.

3 answers

The sentences you provided are already true as they stand. There are no words needed to be selected or changed for accuracy. Here they are again for confirmation:

"In December 1776, General Washington led his forces across the Delaware River. The Continental Army launched a surprise attack against the Hessian forces in the Battle of Trenton."

These statements accurately reflect historical events.

it says i have to select some words

I understand now that you may be working with a fill-in-the-blank or multiple-choice exercise. To help you select the right words, I would need the list of words or options provided in your activity. Please share those options, and I can assist you in selecting the correct words to complete the sentences accurately.