1) Jimmy is
liftingcarrying/taking a full cartooncarton/box of toys up theupstairs after nobody bought them.
2) Kathy is posting a letter to her brother after he reached France. Correct, although I would prefer "after he arrived in France".
3) A cat is pouncing on a horrible rat while it is running near the garbage. Correct.
4) Jane is piling up
asand to make a sandcastle at the beach while her father is bathing. Correct.
5) Aunt Molly is powdering her face before she goes to a marriage ceremony. Correct.
6) Jimmy is passing
athe salt to Linda after he ended his needing of it.now that he no longer needs it.
Student or Learner