actually i don't have much more time. because my daughter arrived home 2 hours later. = Actually, I don't have much more time because my daughter will arrive home 2 hours later.
i'm going to have lunch simply. then i'm going to do laundry. that is mommy's work in common. = I'm going to have lunch simply. / I plan to have a simple lunch. Then I'm going to do laundry. That is Mommy's work in common.
anyway, it's hard to say in english right right sentence. you won't believe it, i can speak English much better than this when i'm alone. = Anyway, it's hard to say in English the right sentence. You won't believe it, but I can speak English much better than this when I'm alone.
when i talk to someone, i can't think what i want to say. please be pateint. Theacher levi. thank you. = When I talk to someone, I can't think of what I want to say. Please be patient, teacher Levi. Thank you.

I appreciate all your efforts. No worries, take your time. ^^