SITUATION [T]
B1 to think that something will happen:
[+ to do sth] He didn't expect to see me.
[+ (that)] I expect that she'll be very angry about this.
be expecting sb/sth
B1 to be waiting for someone or something to arrive:
We've been expecting you.
I'm expecting a letter from my sister.
BEHAVIOUR [T]
B2 to think that someone should behave in a particular way or do a particular thing:
I expect punctuality from my students.
[+ to do sth] You will be expected to work some weekends.
I expect mainly UK informal
B2 used to show that you think that something is likely to be true:
I expect Isabel's told you about me?
"Will you be coming to the party?" "I expect so."
be expecting
B2 to be going to have a baby:
I'm expecting my first baby in May.