Помогите пожалуйста ! Find the mistake in the sentence and

Помогите пожалуйста !
Find the mistake in the sentence and correct it.
a) John is asking a lot of questions at every meeting.
b) My father work at a factory which produce furniture.
c) Sue is wanting to purchase an upmarket phone.
d) We are hoping that out test will be not very difficult.
e) You is always complaining about how much you hates your job.
f) I am often work late on Fridays.
g) Mr. Smith works at the moment. Can I take your message?
h) I am agreeing with what you are saying right now.
i) The train is leaving on time.