supposed to

1

We supposed to be at school by eight.
We are supposed to be at school by eight.

Use a form of be before supposed to: ‘I am supposed to’, ‘she is supposed to’, ‘we were supposed to’.

2

I’m suppose to phone my teacher today.
I’m supposed to phone my teacher today.

Write supposed with -d. Use be supposed to + verb to say what someone is expected or required to do.

See HAVE TO