Sentence examples for what I supposed to be from inspiring English sources

I was alone in the car except for a group of five or six young men in work clothes who were enthusiastically conversing in what I supposed to be Russian.

What am I supposed to be talking about?

"What was I supposed to be writing about?

"Besides, what am I supposed to be doing, staying home studying Shakespeare?" Well, maybe next week.

What am I supposed to be here?

What am I supposed to be getting out of this? (Ideas, background information, procedures, overview?).

"It may not seem like much for an outsider, but I know what I'm supposed to be doing and what I'm not supposed to be doing".

I have to look to know what I'm supposed to be grabbing, or what knob I'm supposed to be turning, instead of it being second nature.

But there are higher priorities: "I do finally feel I am doing what I am supposed to be doing".

I knew what I was supposed to be doing.

Still, I realized, I wasn't sure what I was supposed to be envisioning.