Choose the alternative which best expresses the meaning of the Idiom/Phrase.
I'll be finished with this in a week.

Be through

The answer is **(☀) Be through.

The idiom "be finished with something" means to have completed something or to be done with it. In this case, the person is saying that they will be finished with the task in one week. They will have completed the task and will no longer need to work on it.

The other options are incorrect. (2) Be thorough means to be careful and complete in your work. (3) Dead means to be no longer alive. (4) Be exhausted means to be very tired.