How you are doing today? = how are you doing to day
I'm not sure how to say I'm doing fine... yet
Answer:
C or D
Explanation:
Both C and D are items; vacuum cleaners, and tasks. If you're talking about your brother and you, tasks would make more sense, but either one could grammatically be correct.
Espero que esto ayude!
Number one is hable, hablo, hablaste, hablamos