Question

o correto é "when are we supposed to go?" ou "when we are supposed to go?" ?
"how many people was she expecting to come?" ou "how many people she was expecting to come?"?

Answer 1

o correto é "when are we supposed to go?"

e "how many people was she expecting to come?"é correto

no Ingles os outros dois não fazem sentido.
morei na Inglaterra e é uma coisa que confunde muito as pessoas

Answer 2

As formas correctas são:

"When are we supposed to go"  e

"How many people was she expecting to go"