The following sentence uses which principal part of the verb: "He IS SWIMMING in the deep end of the pool."?
1 Answer
Jan 6, 2017
"Is swimming" is the Present Progressive - 3rd person singular.
Explanation:
Here's a table for the 1st Person Singular from:
https://myenglishspot.wordpress.com/2015/10/18/verb-tenses/
.
