Here is the item:
Jim would have __________ the difficult and dirty job of cleaning the slimy gutters if the blue sky, seventy-degree weather, and new titanium graphite driver had not summoned him to the golf course.

The blank requires the past participle of begin, an irregular verb. You chose begun, the correct form. Well done, verb master!

Verb Simple
Present
Simple
Past
Past
Participle
begin begin(s) began begun

Go to the next item.