Fixed arrangement (100%) or plan (50%) ?

Sorry I can’t go on Sunday. I’m visiting my granny then. Fixed arrangement (100%) OR plan (50%) ?

James is playing in a concert this Saturday night. Fixed arrangement (100%) OR plan (50%) ?

Sam is going to travel around Thailand this summer. Fixed arrangement (100%) OR plan (50%) ?

I’m going to buy  trà đá later. Fixed arrangement (100%) OR plan (50%) ?

Jane is going to start writing a blog soon. Fixed arrangement (100%) OR plan (50%) ?

Sinead is meeting her old school friends on Sunday. Fixed arrangement (100%) OR plan (50%) ?

Clive is going to quit smoking, starting tomorrow. Fixed arrangement (100%) OR plan (50%) ?

Jack and I are meeting up in London this Saturday. Fixed arrangement (100%) OR plan (50%) ?

Jeremy is making a song about the amount of sugar in Vietnam. It is called “Khong đường ” Fixed arrangement (100%) OR plan (50%) ?

Maggie is going to spend a year teaching English in South Korea. Fixed arrangement (100%) OR plan (50%) ?

Jeremy is going to make another song about why Vietnamese people love sugar. It is going to be called “thêm đường ” Fixed arrangement (100%) OR plan (50%) ?