I have some questions about grammar

[ades]

I write the question and please check if my answer is wrong.and give the right answer.

1. He .... the letter you had lost when he cleaned out of his desk.
A. came on, B. came out, C. come up, D.came about, E.come across)
..my answer is A...
2. It is thought that oil come from tiny plant and animals .... bodies fell in
their millions to the seabed when they died .
A. in which B.whose C.whom D. that E,who
...my answer is A..
3. I will go home for vacation as soon as I.... my exam.
A. have been finishing B. am finishing C. will finish D.finished E.finish
...my answer is C..
4. I wish that you... such a bad headache because I'm sure that you would
have enjoyed the concert.
A. hadn't B.hadn't had C. didn't have D. don't have E. didn;t have had
...my answer is B...

Those my questions.

[ades]

Please reply my question today because there are a lot of questions i want to ask.These are my homework for tomorrow.

[rajan]

This site is not suppossed to be meant for Homwork.

Please reply my question today because there are a lot of questions i want to ask.These are my homework for tomorrow.