Was to /supposed

rashid rajalAnd explain in something is wrong.

Where should I start?!

Jones and I had planned to go shopping, but he was going to be late, so I went alone.

Me and jones planed for shopping but jones was going to be late

Jones and I (not "me") planned (spelling with a double "n") to go (not "for") shopping but Jones (proper names are

Thanks.
1.cant I use "Supposed"?
2."Jones was to be Late" Can I use this Instead of "Jones was going to be late"

rashid rajal1.cant I use "Supposed"?

No. "Supposed" means "expected"
We are supposed to be in our seats at 9:00. ( That's what the rules about attendance say.)

If you and Jones planned a shopping trip, you don't expect him to be late, do you?
Being late was unexpected.

ok let me give you another situation.
1.I submitted my documents in Foreign Office for attestation and did not wait for them and get back to the home because it was supposed to take one month.

1.I submitted my documents in Foreign Office for attestation and did not wait for them but went back home because it was supposed to take one month.

Yes. You expected the response from the Foreign Office in 30 days.