expect something from someone or something
1. . to anticipate receiving something from someone or a group. I expect a letter from you at least once a week while you are gone. We expect at least a postcard out of you.
2. and expect something (out) of someone or something to demand something from someone or something. I expect more effort from you. Get to work.
3. and expect something (out) of someone or something to anticipate a certain kind of behavior from someone or something. We expected better from you. I'm very disappointed in your behavior. We really expected better behavior of you.