None of them are acceptable.
1) This work has to be taken care of today. anyhow
2)This work is supposed to be taken care of today. anyhow.
3)This work should be taken care of today. anyhow
This work should have been taken care of by today.
I can't see how 'anyhow' adds anything, though it may be added in conversation, most likely at the beginning of the sentence.
"Anyhow," he said "this work was supposed to have been taken care of by today, and it hasn't been. You're fired!"
Not a teacher
- For Teachers