Becca was helped/helping Corky with his homework last night.

Answer: helped
Blossom watched/watching her best friend study for the test.
Answer: watching

Plz check my answer. Thank you!

2 answers

exactly backwards. If the first sentence had to include the "was" then it is a progressive tense: was helping.

Becca was {helped/helping} Corky with his homework last night.

Similarly, the second sentence is a simple past tense:

Blossom watched her best friend study for the test.
Thank you!